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IRMNG name details

Cephalopoda (awaiting allocation)

100580  (urn:lsid:irmng.org:taxname:100580)

temporary name
Family
Genus Dartoceras Foerste, 1936 †
Genus Heyuncunoceras Chen in Chen, Liu & Chen, 1981 †
Genus Kailiceras Chen & Liu, 1974 †
Genus Orthodochmioceras Chen in Chen, Liu & Chen, 1981 †
Genus Protobactrites Hyatt in Eastman-Zittel, 1900 †
Genus Slemmestadoceras Kroger, 2008 †
Genus Songkanoceras Chen in Chen, Liu & Chen, 1981 †
Genus Xiadongoceras Xu & Lai, 1983 †
Genus Yichangoceras Chen in Chen, Liu & Chen, 1981 †

Genus Mogharaeceras Breistroffer, 1940 † (nomen nudum)
Genus Paramegateuthis Gustomesov, 1958 † (nomen nudum)
Genus Pegnaceras Chappa, 1962 † (nomen nudum)
Genus Submazapilites Chappa, 1962 † (nomen nudum)

Genus Acathuncus Kulicki & Szaniawski, 1972 † (Misspelling)
Genus Acrosphaerorthoceras † accepted as Akrosphaerorthoceras Ristedt, 1968
Genus Adkinsites † accepted as Adkimsites Spath, 1931 †
Genus Amphyceras Levi, 1896 † (Misspelling)
Genus Aslisoceras Zhuravleva, 1978 † (Misspelling)
Genus Conchorhynchos Paetel, 1875 (Misspelling)
Genus Conchorhyncus Carpenter, 1861 (Misspelling)
Genus Conorhynchus Nagao, 1931 (Misspelling)
Genus Gomphocerus Fischer de Waldheim, 1848 † (Misspelling)
Genus Gomplioceras Foerste, 1929 † (Misspelling)
Genus Konenia Haas, 1889 accepted as Koenenia Haas, 1889
Genus Könenia Haas, 1889 accepted as Koenenia Haas, 1889
Genus Melleia Herrmannsen, 1852 (Unjustified (?) emendation)
Genus Mellia Fischer-Waldheim, 1844 (Unjustified (?) emendation)
Genus Mycroceras Tryon, 1883 † (Misspelling)
Genus Neokotôceras Anderson, 1958 † accepted as Neokotoceras Anderson, 1958 †
Genus Netton Gistl, 1848 (Unjustified (?) emendation)
Genus Peñaceras Chapa, 1963 † accepted as Penaceras Chapa, 1963 †
Genus Planites de Haan, 1825 (Suppressed name (ICZN))
Genus Rhyncheolithus Menke, 1830 (Unjustified (?) emendation)
Genus Rhyncholithes Blainville, 1827 (Misspelling)
Genus Rhyncholithus Bronn, 1835 (Misspelling)
Genus Xiadongoceras Lai & Xu in Zeng Ni, Xu, Zhou, Wang, Li, Lai & Xiang, 1983, nom. nud. (?) † accepted as Xiadongoceras Xu & Lai, 1983 † (nomen nudum (?))

Genus Abichia Gemmellaro, 1888 (uncertain, unassessed)
Genus Acantholissonia Leanza, 1972 † (uncertain, unassessed)
Genus Acanthoptychoceras Manolov, 1962 † (uncertain, unassessed)
Genus Acanthothetidites Tatzreiter, 1980 † (uncertain, unassessed)
Genus Acanthuncus Kulicki & Szaniawski, 1972 † (uncertain, unassessed)
Genus Accoluncus Wind, Dinkelman & Wise, 1977 † (uncertain, unassessed)
Genus Aclisoceras Zhuravleva, 1978 † (uncertain, unassessed)
Genus Actinodochmioceras Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Acuaria Quenstedt, 1856 † (uncertain, unassessed)
Genus Acuarites Schindewolf, 1963 † (uncertain, unassessed)
Genus Acutibelus Riegraf, 1981 † (uncertain, unassessed)
Genus Acutobeccus Teichert & Spinosa, 1971 † (uncertain, unassessed)
Genus Adabofoloceras Joly, 1977 † (uncertain, unassessed)
Genus Adkimsites Spath, 1931 † (uncertain, unassessed)
Genus Adnethiceras Wiedmann, 1970 † (uncertain, unassessed)
Genus Aegeiceras Fantini Sestini, 1981 † (uncertain, unassessed)
Genus Afrocimomia Adegoke, 1977 † (uncertain, unassessed)
Genus Agnostoceras Zhuravleva, 1986 † (uncertain, unassessed)
Genus Akrosphaerorthoceras Ristedt, 1968 (uncertain, unassessed)
Genus Aksuites Pavlov, 1967 † (uncertain, unassessed)
Genus Aktubonautilus Ruzhentzev & Shimanskii, 1954 † (uncertain, unassessed)
Genus Alaskinia Westermann, 1978 † (uncertain, unassessed)
Genus Alaskoceras Westermann, 1969 † (uncertain, unassessed)
Genus Alborzites Schairer, Seyed-Emami & Zeiss, 1991 † (uncertain, unassessed)
Genus Alloderoceras Wiedenmayer, 1980 † (uncertain, unassessed)
Genus Allogevanites Parnes, 1986 † (uncertain, unassessed)
Genus Allotissotia Parnes, 1964 † (uncertain, unassessed)
Genus Alopecoceras Kennedy & Klinger, 1978 † (uncertain, unassessed)
Genus Alsatitoides Guex, 1980 † (uncertain, unassessed)
Genus Altayceras Wang † (uncertain, unassessed)
Genus Alternacanthoceras Marcinowski, 1979 † (uncertain, unassessed)
Genus Altunoceras Lai & Wang, 1986 † (uncertain, unassessed)
Genus Alvinoceras Zhuravleva, 1999 † (uncertain, unassessed)
Genus Alzadites Kennedy & Cobban, 1990 † (uncertain, unassessed)
Genus Ammotibetites Krystyn, 1982 † (uncertain, unassessed)
Genus Ampakabites Collignon, 1965 † (uncertain, unassessed)
Genus Amphiceras Gemmellaro, 1884 † (uncertain, unassessed)
Genus Amphororthoceras Kisselev in Kiseliov, 1991 † (uncertain, unassessed)
Genus Amundiptychites Kemper & Jeletzky, 1979 † (uncertain, unassessed)
Genus Anacrochordiceras Wang & He, 1976 † (uncertain, unassessed)
Genus Anagastroplites Jeletzky, 1980 † (uncertain, unassessed)
Genus Anahedenstroemia Spath, 1934 † (uncertain, unassessed)
Genus Anahoplitoides Casey, 1961 † (uncertain, unassessed)
Genus Anaspidoceras Vigh, 1984 † (uncertain, unassessed)
Genus Anatexanites Matsumoto, 1970 † (uncertain, unassessed)
Genus Ancylotropaeum Casey, 1980 † (uncertain, unassessed)
Genus Angustobactrites Mapes, 1979 † (uncertain, unassessed)
Genus Ankobites Collignon, 1958 † (uncertain, unassessed)
Genus Annulobactrites Mapes, 1979 † (uncertain, unassessed)
Genus Antarcticoceras Thomson, 1974 † (uncertain, unassessed)
Genus Anthodiscoceras Qin, 1986 † (uncertain, unassessed)
Genus Antilebetoceras Chen, 1983 † (uncertain, unassessed)
Genus Antilloceras Wierzbowski, 1976 † (uncertain, unassessed)
Genus Anuites Andrianov, 1985 † (uncertain, unassessed)
Genus Apatoceras Zhuravleva, 1990 † (uncertain, unassessed)
Genus Applanoceras Yang, Zheng & Liu, 1983 † (uncertain, unassessed)
Genus Arabralia Nesis & Nikitina, 1987 (uncertain, unassessed)
Genus Aramacites McKenzie, 1999 † (uncertain, unassessed)
Genus Araucanites Westermann & Riccardi in Stipanicic et al., 1976 † (uncertain, unassessed)
Genus Araxonautilus Shimanskij, 1979 † (uncertain, unassessed)
Genus Arazdajanites Zhuravleva, 1978 † (uncertain, unassessed)
Genus Arctoasteroceras Frebold, 1960 † (uncertain, unassessed)
Genus Arctoteuthis Saks, 1964 † (uncertain, unassessed)
Genus Arcuncus Kulicki & Szaniawski, 1972 † (uncertain, unassessed)
Genus Ardescia Atrops, 1982 † (uncertain, unassessed)
Genus Argentoscaphites Blasco de Nullo, Nullo & Proserpio, 1981 † (uncertain, unassessed)
Genus Arkellites Cope, 1967 † (uncertain, unassessed)
Genus Arkelloceras Frebold, 1958 † (uncertain, unassessed)
Genus Arkhangelskiceras Iljin, 1957 † (uncertain, unassessed)
Genus Armenocerina Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Arthuroceras Shimansky, 1962 † (uncertain, unassessed)
Genus Artiphylloceras Chen, 1983 † (uncertain, unassessed)
Genus Aserioceras Stumbur, 1962 † (uncertain, unassessed)
Genus Asiatostantanoceras Il'in, 1975 † (uncertain, unassessed)
Genus Askeatonoceras Turner, 1966 † (uncertain, unassessed)
Genus Astrabralia Nesis & Nikitina, 1987 (uncertain, unassessed)
Genus Asymmetroceras Chen & Liu, 1974 † (uncertain, unassessed)
Genus Atahococeras Niko, Nishida & Nakazawa, 2000 † (uncertain, unassessed)
Genus Atlantosphinctes Wetzel, 1967 † (uncertain, unassessed)
Genus Atopobeloceras Yatskov, 1990 † (uncertain, unassessed)
Genus Atratoceras Librovich, 1957 † (uncertain, unassessed)
Genus Audouliceras Thomel, 1964 † (uncertain, unassessed)
Genus Aufuceras Zhao, Liang & Zheng, 1978 † (uncertain, unassessed)
Genus Augustaceras Bucher, 1988 † (uncertain, unassessed)
Genus Aulacenoceras Tintant, 1987 (uncertain, unassessed)
Genus Aulacostephanites Ziegler, 1962 † (uncertain, unassessed)
Genus Aulacostephanoceras Ziegler, 1962 † (uncertain, unassessed)
Genus Aulagonoceras Zheng, 1984 † (uncertain, unassessed)
Genus Aureimontanites Brochwicz-Lewinski, 1975 † (uncertain, unassessed)
Genus Auritina Egoian, 1989 † (uncertain, unassessed)
Genus Australotropaeum Aguirre Urreta, 1985 † (uncertain, unassessed)
Genus Bactritella Shimansky, 1996 † (uncertain, unassessed)
Genus Badenia Enay, 1959 † (uncertain, unassessed)
Genus Badoucerina Chen & Liu in Lu, Chu et al., 1976 † (uncertain, unassessed)
Genus Badouxia Guex & Taylor, 1976 † (uncertain, unassessed)
Genus Baeticoceras Geyssant, Enay & Busnardo in Geyssant, 1979 † (uncertain, unassessed)
Genus Bajarunia Dagys, 1983 † (uncertain, unassessed)
Genus Bakhtoceras Kisselev, 1990 † (uncertain, unassessed)
Genus Balashovoceras Kisselev in Kiseliov, 1990 † (uncertain, unassessed)
Genus Balkites Bogdanova & Kvantaliani, 1983 † (uncertain, unassessed)
Genus Banikoceras Howarth, 1992 † (uncertain, unassessed)
Genus Baoenites Tatzreiter, 1981 † (uncertain, unassessed)
Genus Baraioceras Andrianov, 1985 † (uncertain, unassessed)
Genus Barthelia Oloriz & Schairer, 1983 † (uncertain, unassessed)
Genus Barthelticeras Schairer, 1989 † (uncertain, unassessed)
Genus Bartoliniceras Taylor, Guex & Rakus, 2001 † (uncertain, unassessed)
Genus Basseoceras van Hoepen, 1968 † (uncertain, unassessed)
Genus Bassites Cobban, 1987 † (uncertain, unassessed)
Genus Bavarinautilus Schairer & Barthel, 1977 † (uncertain, unassessed)
Genus Beatoceras Zhuravleva, 1999 † (uncertain, unassessed)
Genus Beattonoceras Warren & Stelck, 1958 † (uncertain, unassessed)
Genus Beauvaisia Tintant, 1960 † (uncertain, unassessed)
Genus Benavidesites Cooper, 1982 † (uncertain, unassessed)
Genus Bendites Miller & Furnish, 1958 † (uncertain, unassessed)
Genus Benetticeras Checa & Oloriz, 1984 † (uncertain, unassessed)
Genus Benjaminoceras Stait, 1984 † (uncertain, unassessed)
Genus Beraketites Collignon, 1960 † (uncertain, unassessed)
Genus Bernhardites Shevyrev, 1965 † (uncertain, unassessed)
Genus Besairieceras Collignon, 1962 † (uncertain, unassessed)
Genus Besairieites Collignon, 1931 † (uncertain, unassessed)
Genus Beschtubeites Il'in, 1975 † (uncertain, unassessed)
Genus Betiokytes Collignon, 1965 † (uncertain, unassessed)
Genus Bettoniceras Wiedenmayer, 1977 † (uncertain, unassessed)
Genus Bihatites Tatzreiter, 1980 † (uncertain, unassessed)
Genus Bodeiceras Flower, 1984 † (uncertain, unassessed)
Genus Bohemojovellania Manda, 2001 † (uncertain, unassessed)
Genus Bojobactrites Horný, 1957 † (uncertain, unassessed)
Genus Boletzkya Bandel, Reitner & Sturmer, 1983 † (uncertain, unassessed)
Genus Bonarellites Elmi, 1967 † (uncertain, unassessed)
Genus Boncheviceras Nikolov, 1966 † (uncertain, unassessed)
Genus Boreabraliopsis Tsuchiya & Okutani, 1988 (uncertain, unassessed)
Genus Boreiolagonibelus Gustomesov, 1989 † (uncertain, unassessed)
Genus Boreioteuthis Saks & Nal'nyaeva, 1966 † (uncertain, unassessed)
Genus Borivites Yatskov, 1990 † (uncertain, unassessed)
Genus Borkowia Czarnocki, 1989 † (uncertain, unassessed)
Genus Bouhamidoceras Dubar, 1962 † (uncertain, unassessed)
Genus Breistrofferella Thieuloy, 1971 (uncertain, unassessed)
Genus Breviconoteuthis Rieber, 1973 † (uncertain, unassessed)
Genus Broggiiceras Benavides-Cáceres, 1956 † (uncertain, unassessed)
Genus Bryocadoceras Meledina, 1977 † (uncertain, unassessed)
Genus Bucaillella Destombes, Juignet & Rioult, 1973 † (uncertain, unassessed)
Genus Buckmanites Guex, 1973 † (uncertain, unassessed)
Genus Bullettoceras Collins, 1966 † (uncertain, unassessed)
Genus Burroceras Cobban, Hook & Kennedy, 1989 † (uncertain, unassessed)
Genus Burronoceras † (uncertain, unassessed)
Genus Butticeras Anderson, 1958 † (uncertain, unassessed)
Genus Caicedia Bürgl, 1956 † (uncertain, unassessed)
Genus Caledonites Collignon, 1977 † (uncertain, unassessed)
Genus Calliscaphites Leanza, 1970 † (uncertain, unassessed)
Genus Calorthoceras Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Camereiceras Delanoy, 1990 † (uncertain, unassessed)
Genus Campitius Firby & Durham, 1974 † (uncertain, unassessed)
Genus Campylites Rollier, 1922 † (uncertain, unassessed)
Genus Capricornites Zhuravleva, 1974 † (uncertain, unassessed)
Genus Cardabites Brunnschweiler, 1966 † (uncertain, unassessed)
Genus Carinites Wiedmann, 1973 † (uncertain, unassessed)
Genus Caseyiceras Sazonova, 1971 † (uncertain, unassessed)
Genus Cassidoiceras Dimitrova, 1967 † (uncertain, unassessed)
Genus Cassinoceroides Xu & Lai, 1987 † (uncertain, unassessed)
Genus Castellanibelus Combemorel, 1972 † (uncertain, unassessed)
Genus Catenohalorites Tatzreiter, 1980 † (uncertain, unassessed)
Genus Catriceras Venturi, 1978 † (uncertain, unassessed)
Genus Centauroceras Blind, 1963 † (uncertain, unassessed)
Genus Ceratobeloceras House & Kirchgasser in House, Kirchgasser, Price & Wade, 1985 † (uncertain, unassessed)
Genus Ceratosphinctes Ziegler, 1959 † (uncertain, unassessed)
Genus Cetonoceras Wiedenmayer, 1977 † (uncertain, unassessed)
Genus Chamalocia Thieuloy, 1971 (uncertain, unassessed)
Genus Chanaceras Chao, 1976 † (uncertain, unassessed)
Genus Changjiangoceras Xu & Lai, 1983 † (uncertain, unassessed)
Genus Chantrakionoceras Lamont, 1978 † (uncertain, unassessed)
Genus Chaoceras Yatskov, 1990 † (uncertain, unassessed)
Genus Charchagoceras Lai, 1987 † (uncertain, unassessed)
Genus Chazhuangoceras Cheng, 2000 † (uncertain, unassessed)
Genus Chieseiceras Brack & Rieber, 1986 † (uncertain, unassessed)
Genus Chigaroceras Howarth, 1992 † (uncertain, unassessed)
Genus Chimbuites Casey, 1958 † (uncertain, unassessed)
Genus Chinitnites Imlay, 1975 † (uncertain, unassessed)
Genus Chitinobelus Fischer, 1981 † (uncertain, unassessed)
Genus Choffatisphinctes Beznosov, 1982 † (uncertain, unassessed)
Genus Choicensisphinctes Leanza, 1980 † (uncertain, unassessed)
Genus Chondromileia Westermann & Riccardi, 1979 † (uncertain, unassessed)
Genus Chuandianoceras Wang, 1978 † (uncertain, unassessed)
Genus Chuannanoceras Wang, 1978 † (uncertain, unassessed)
Genus Chuvashovia Doguzhaeva, 2002 † (uncertain, unassessed)
Genus Chuxianoceras Chen, 1983 † (uncertain, unassessed)
Genus Ciryella Wiedmann, 1960 † (uncertain, unassessed)
Genus Cixianoceras Lai, 1985 † (uncertain, unassessed)
Genus Claviatractites Mariotti & Pignatti, 1996 † (uncertain, unassessed)
Genus Clavinautilus Zhao, Liang & Zheng, 1978 † (uncertain, unassessed)
Genus Clavithurmannia Busnardo, Thieuloy & Moullade, 1979 † (uncertain, unassessed)
Genus Cliefdenoceras Stait, Webby & Percival, 1985 † (uncertain, unassessed)
Genus Climacoceras Chen, 1976 † (uncertain, unassessed)
Genus Clitendoceroides Xu & Lai, 1987 † (uncertain, unassessed)
Genus Clypeoceratoides Dagis & Ermakova, 1990 † (uncertain, unassessed)
Genus Cobbanoceras Matsumoto, 1965 † (uncertain, unassessed)
Genus Cochlioceroides Lai & Xu in Zeng Ni, Xu, Zhou, Wang, Li, Lai & Xiang, 1983 † (uncertain, unassessed)
Genus Coctebelus Weiss, 1991 † (uncertain, unassessed)
Genus Collinites Atrops, 1972 (uncertain, unassessed)
Genus Colvillia Imlay, 1961 † (uncertain, unassessed)
Genus Communicobelus Ghustomesov in Mikhailov & Ghustomesov, 1964 † (uncertain, unassessed)
Genus Conchorhynchus Blainville, 1827 † (uncertain, unassessed)
Genus Conoarmenoceras Lai, 1985 † (uncertain, unassessed)
Genus Conobelemnopsis Riegraf, 1980 † (uncertain, unassessed)
Genus Constrigymnites Bucher, 1992 † (uncertain, unassessed)
Genus Coreanoceroides Qi, 1980 † (uncertain, unassessed)
Genus Cornalinautilus Engeser, 1995 † (uncertain, unassessed)
Genus Cornuncus Kulicki & Szaniawski, 1972 † (uncertain, unassessed)
Genus Coryceras Ziegler, 1958 † (uncertain, unassessed)
Genus Costacadoceras Rawson, 1982 † (uncertain, unassessed)
Genus Costamenjaites Sazonova, 1971 † (uncertain, unassessed)
Genus Costiceras Contini, 1969 (uncertain, unassessed)
Genus Cousteauceras Korn, 1988 † (uncertain, unassessed)
Genus Craginites Young, 1957 † (uncertain, unassessed)
Genus Crenuloceras Flower, 1968 (uncertain, unassessed)
Genus Crimobelus Gustomesov, 1977 † (uncertain, unassessed)
Genus Criosarasinella Thieuloy, 1977 † (uncertain, unassessed)
Genus Cryptocycloceras Lai & Xu in Xu & Lai, 1987 † (uncertain, unassessed)
Genus Cteroelymenia Bogoslovskij, 1979 † (uncertain, unassessed)
Genus Cubaspidoceras Myczynski, 1976 † (uncertain, unassessed)
Genus Cullus Shimanskii, 1968 † (uncertain, unassessed)
Genus Curviceras Blind, 1963 † (uncertain, unassessed)
Genus Curvites Petter, 1959 † (uncertain, unassessed)
Genus Cyclobuttsoceras Chen, 1976 † (uncertain, unassessed)
Genus Cyclonybyoceras Chen, 1984 † (uncertain, unassessed)
Genus Cyphoceras Ward & Mallory, 1977 † (uncertain, unassessed)
Genus Cyrtodeformoceras Li & Li in Li Xuesen & Li Liangfang, 1985 † (uncertain, unassessed)
Genus Cyrtoptychoceras Kennedy & Henderson, 1992 † (uncertain, unassessed)
Genus Cyrtorhabdoceras Wiedmann, 1973 † (uncertain, unassessed)
Genus Cyrtractoceras Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Daedaloceras Zhuravleva, 1978 † (uncertain, unassessed)
Genus Dalaticeras Meister, Vu Khuc & Tran Huyen, 2002 † (uncertain, unassessed)
Genus Danatoceras Zhuravleva, 1989 † (uncertain, unassessed)
Genus Daobaowanceras Xu & Lai, 1987 † (uncertain, unassessed)
Genus Daobaowanceroides Xu & Lai, 1987 † (uncertain, unassessed)
Genus Dayongoceras Lai & Qi, 1977 † (uncertain, unassessed)
Genus Defordiceras Young, 1963 † (uncertain, unassessed)
Genus Deformoceras Li & Li in Li Xuesen & Li Liangfang, 1985 † (uncertain, unassessed)
Genus Deinuncus Kulicki & Szaniawski, 1972 † (uncertain, unassessed)
Genus Demubelus Challinor, 1991 † (uncertain, unassessed)
Genus Dettermanites Imlay, 1961 † (uncertain, unassessed)
Genus Devonohelicoceras Niko & Nishida, 2003 † (uncertain, unassessed)
Genus Didymoceras Lai & Xu in Xu & Lai, 1987 † (uncertain, unassessed)
Genus Diestocerina Chen & Liu in Lu et al., 1976 † (uncertain, unassessed)
Genus Dihamites Matsumoto, 1977 † (uncertain, unassessed)
Genus Dimitocamax Doyle in Doyle & Zinsmeister, 1988 † (uncertain, unassessed)
Genus Dinocycloceras Gordon, 1964 † (uncertain, unassessed)
Genus Dinolytoceras Beznosov, 1956 † (uncertain, unassessed)
Genus Discites de Haan, 1825 (uncertain, unassessed)
Genus Discoproptychites Kiparisova in Kiparisova, Markovski et al., 1956 † (uncertain, unassessed)
Genus Discus King, 1844 (uncertain, unassessed)
Genus Disjunctoceras Gnoli & Kisselev, 1994 † (uncertain, unassessed)
Genus Dissidoceras Zhuravleva, 1964 † (uncertain, unassessed)
Genus Dittmaritoides Arkhipov & Vavilov, 1980 † (uncertain, unassessed)
Genus Djanaliparkinsonia Kutuzova, 1975 † (uncertain, unassessed)
Genus Doaboceras Boulin, Bouyx, Termier & Termier, 1980 † (uncertain, unassessed)
Genus Dobaosiceras Wang, 1978 † (uncertain, unassessed)
Genus Dobrogeites Nikolov, 1962 † (uncertain, unassessed)
Genus Dobshinaeceras Vanova, 1987 † (uncertain, unassessed)
Genus Domeykoceras von Hillebrandt, 1977 † (uncertain, unassessed)
Genus Donenriquoceras Wiedmann, 1960 † (uncertain, unassessed)
Genus Dordiella Reyment, 1958 † (uncertain, unassessed)
Genus Doridiscus Casey, 1961 † (uncertain, unassessed)
Genus Dorkadoceras Zhuravleva, 1978 † (uncertain, unassessed)
Genus Dorsoplanitoides Zeiss, 1968 (uncertain, unassessed)
Genus Douvilleia Parnes, 1988 † (uncertain, unassessed)
Genus Drakeoceras Young, 1957 † (uncertain, unassessed)
Genus Dronovites Shevyrev, 1990 † (uncertain, unassessed)
Genus Dubariceras Dommergues, Mouterde & Rivas, 1984 † (uncertain, unassessed)
Genus Duvalibelus Gustomesov, 1977 † (uncertain, unassessed)
Genus Dzhanganoceras Zhuravleva, 1989 † (uncertain, unassessed)
Genus Echigoceras Niko, 2002 † (uncertain, unassessed)
Genus Ectomixosiphonoceras Li Xuesen & Cheng Liren, 1988 † (uncertain, unassessed)
Genus Eedenoceras van Hoepen, 1968 † (uncertain, unassessed)
Genus Egoianiceras Avram, 1974 † (uncertain, unassessed)
Genus Eidoprobeloceras Kirchgasser, 1968 † (uncertain, unassessed)
Genus Elatmites Shevyrev, 1960 † (uncertain, unassessed)
Genus Elleficeras Kemper & Jeletzky, 1979 † (uncertain, unassessed)
Genus Elongaticeras Wang, 1978 † (uncertain, unassessed)
Genus Encycloceras Blind, 1963 † (uncertain, unassessed)
Genus Endemoceras Thiermann, 1964 † (uncertain, unassessed)
Genus Endoceroides Lai, 1985 † (uncertain, unassessed)
Genus Enigmoceras Hook & Flower, 1977 † (uncertain, unassessed)
Genus Ensorites van Hoepen, 1968 † (uncertain, unassessed)
Genus Eoadnatoceras Wang, 1978 † (uncertain, unassessed)
Genus Eoamaltheus von Hillebrandt, 1981 † (uncertain, unassessed)
Genus Eocanadoceras Anderson, 1958 † (uncertain, unassessed)
Genus Eocyclostomiceras Chen, 1983 † (uncertain, unassessed)
Genus Eocylindroteuthis Riegraf, 1980 † (uncertain, unassessed)
Genus Eofalciferella Brunschweiler, 1959 † (uncertain, unassessed)
Genus Eofuciniceras Cantaluppi, 1970 † (uncertain, unassessed)
Genus Eohypoturrilites Scholz, 1973 † (uncertain, unassessed)
Genus Eokosmoclymenia Czarnocki, 1989 † (uncertain, unassessed)
Genus Eolegoceras Leonova in Leonova & Dmitriev, 1989 † (uncertain, unassessed)
Genus Eoleptoceras Manolov, 1962 † (uncertain, unassessed)
Genus Eolytoceras Frebold, 1967 † (uncertain, unassessed)
Genus Eoparabactrites Mapes, 1979 † (uncertain, unassessed)
Genus Eoprotogrammoceras Cantaluppi, 1970 † (uncertain, unassessed)
Genus Eosonneratia Saveliev, 1973 † (uncertain, unassessed)
Genus Eostereotoceras Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Eostromatoceras Chen, 1976 † (uncertain, unassessed)
Genus Eoteuthoides Kostak, 2002 † (uncertain, unassessed)
Genus Eotumaroceras Andrianov, 1985 † (uncertain, unassessed)
Genus Epacrioceras Egoyan, 1974 † (uncertain, unassessed)
Genus Epanisoceras Collignon, 1962 † (uncertain, unassessed)
Genus Ephamulina Collignon, 1963 † (uncertain, unassessed)
Genus Epidauronautilus Engeser, 1995 † (uncertain, unassessed)
Genus Epipuzosia Matsumoto, 1988 † (uncertain, unassessed)
Genus Epitropaeum Kakabadze, 1977 † (uncertain, unassessed)
Genus Epizigzagiceras Frebold & Tipper, 1973 † (uncertain, unassessed)
Genus Erdbachites Weyer, 1965 † (uncertain, unassessed)
Genus Eristavia Kakabadze, 1967 (uncertain, unassessed)
Genus Ernosoceras Xu & Lai, 1987 † (uncertain, unassessed)
Genus Erycitoides Westermann, 1964 † (uncertain, unassessed)
Genus Etropolia Sapunov, 1971 † (uncertain, unassessed)
Genus Eubaculiceras Brunnschweiler, 1966 † (uncertain, unassessed)
Genus Eudiplomoceras Brunnschweiler, 1966 † (uncertain, unassessed)
Genus Euhemihoplites Collignon, 1964 † (uncertain, unassessed)
Genus Eulagonibelus Gustomesov, 1989 † (uncertain, unassessed)
Genus Eulomacoceras Zhao, Liang & Zheng, 1978 † (uncertain, unassessed)
Genus Eulunulites Elmi, 1967 † (uncertain, unassessed)
Genus Eurasenia Geyer, 1961 † (uncertain, unassessed)
Genus Euristomiceras Beznosov, 1956 † (uncertain, unassessed)
Genus Euryarthroceras Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Eurycheilus Septfontaine, 1970 † (uncertain, unassessed)
Genus Eurydeformoceras Li & Li in Li Xuesen & Li Liangfang, 1985 † (uncertain, unassessed)
Genus Euryendoceras Chen, 1983 † (uncertain, unassessed)
Genus Eutexanites Klinger & Kennedy, 1980 † (uncertain, unassessed)
Genus Euthyocycloceras Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Euvirgoceras Chen & Liu, 1974 † (uncertain, unassessed)
Genus Evenites Dagys & Ermakova, 1988 † (uncertain, unassessed)
Genus Ewaldiceras Vermeulen, 2003 † (uncertain, unassessed)
Genus Exicrioceras Anderson, 1958 † (uncertain, unassessed)
Genus Exomiloceras Wiedenmayer, 1980 † (uncertain, unassessed)
Genus Exomiloceras Wiedenmayer, 1979 † (uncertain, unassessed)
Genus Externiceras Sazonova, 1971 † (uncertain, unassessed)
Genus Falcuncus Kulicki & Szaniawski, 1972 † (uncertain, unassessed)
Genus Fallotites Wiedmann, 1960 † (uncertain, unassessed)
Genus Falsebayites van Hoepen, 1965 † (uncertain, unassessed)
Genus Faraudiella Breistroffer, 1947 † (uncertain, unassessed)
Genus Fauriella Nikolov, 1966 † (uncertain, unassessed)
Genus Favreticeras Bucher, 1992 † (uncertain, unassessed)
Genus Fenfengoceras Lai in chen Zhou, Zou, Lin, Yang, Wang, Qi, Wang & Lu, 1980 † (uncertain, unassessed)
Genus Fenfengoceras Zhao, Liang & Zheng, 1978 † (uncertain, unassessed)
Genus Fengfengoceras Lai in Chen Zhou, Zou, Lin, Yang, Wang, Qi, Wang & Lu, 1980 † (uncertain, unassessed)
Genus Fenxiangoceras Xu & Lai, 1987 † (uncertain, unassessed)
Genus Fibroceras Lai, 1985 † (uncertain, unassessed)
Genus Fieldingia Cantaluppi, 1970 † (uncertain, unassessed)
Genus Fieldingiceras Wiedenmayer, 1980 † (uncertain, unassessed)
Genus Flabellia Mangold, 1970 † (uncertain, unassessed)
Genus Flettoceras Lamont, 1978 † (uncertain, unassessed)
Genus Fluminites van Hoepen, 1965 † (uncertain, unassessed)
Genus Foersteoceras Shimizu & Obata, 1936 † (uncertain, unassessed)
Genus Foersterinautilus Engeser, 1995 † (uncertain, unassessed)
Genus Franchia Sturani, 1966 † (uncertain, unassessed)
Genus Franconites Zeiss, 1968 † (uncertain, unassessed)
Genus Fraudatoroceras van Hoepen, 1965 † (uncertain, unassessed)
Genus Freboldiceras Imlay, 1959 † (uncertain, unassessed)
Genus Freboldites Taylor, 1988 † (uncertain, unassessed)
Genus Frechitoides Konstantinov, 1987 † (uncertain, unassessed)
Genus Frechoceras Kisselev, 1990 † (uncertain, unassessed)
Genus Fukujiceras Niko, 1996 † (uncertain, unassessed)
Genus Fususiteuthis Glazunova, 1969 † (uncertain, unassessed)
Genus Gandakites Krystyn, 1982 † (uncertain, unassessed)
Genus Gansuceras Li, 1982 † (uncertain, unassessed)
Genus Gaoluoceras Xu, 1977 † (uncertain, unassessed)
Genus Geczya Fantini Sestini, 1977 † (uncertain, unassessed)
Genus Geisonocerella Zhuravleva, 1978 † (uncertain, unassessed)
Genus Germanites Schindewolf, 1929 † (uncertain, unassessed)
Genus Germanoides Westermann, 1956 † (uncertain, unassessed)
Genus Gerthiceras Westerman & Riccardi, 1982 † (uncertain, unassessed)
Genus Gingemoceras Zhuraleva, 1982 † (uncertain, unassessed)
Genus Ginsburgites Bucher, 1992 † (uncertain, unassessed)
Genus Giralites Brunnschweiler, 1966 † (uncertain, unassessed)
Genus Gissarites Ilyin, 1958 † (uncertain, unassessed)
Genus Globosonneratia Saveliev, 1973 † (uncertain, unassessed)
Genus Globulobactrites Mapes, 1979 † (uncertain, unassessed)
Genus Gobioceras Bogoslovskaya in Bogoslovskaya & Pavlova, 1988 † (uncertain, unassessed)
Genus Goniocamax Naidin, 1963 † (uncertain, unassessed)
Genus Gordonites Miller & Furnish, 1958 † (uncertain, unassessed)
Genus Gorodzovia Ivanov & Aristov, 1969 † (uncertain, unassessed)
Genus Graeconautilus Engeser, 1995 † (uncertain, unassessed)
Genus Gramadella Fischer & Riou, 1982 † (uncertain, unassessed)
Genus Grantziceras Imlay, 1961 † (uncertain, unassessed)
Genus Granulochetoceras Geyer, 1960 † (uncertain, unassessed)
Genus Greenlandibelus Jeletzky, 1965 † (uncertain, unassessed)
Genus Grumantoceras Sobolev, 1989 † (uncertain, unassessed)
Genus Grycia Imlay, 1961 † (uncertain, unassessed)
Genus Guderianites Wiedmann, 1962 † (uncertain, unassessed)
Genus Guerangericeras Thomel, 1972 † (uncertain, unassessed)
Genus Guerrericeras Sandoval & Westermann in Sandoval Westermann & Marshall, 1990 † (uncertain, unassessed)
Genus Guexiceras Taylor, 1998 † (uncertain, unassessed)
Genus Guexites Bucher, 1992 † (uncertain, unassessed)
Genus Guixianoceras Lai Caigen & Zhang Zhenxian, 1988 † (uncertain, unassessed)
Genus Guleites Guo, 1984 † (uncertain, unassessed)
Genus Gymnobactrites Mapes, 1979 † (uncertain, unassessed)
Genus Gyrolevisoceras Lai in Lai Caigen Zhao Guozhu & Xiang Liwan, 1984 † (uncertain, unassessed)
Genus Haboroceras Toshimitsu, 1988 † (uncertain, unassessed)
Genus Haletoceras Yatskov, 1990 † (uncertain, unassessed)
Genus Haloites Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Hamadaites Niko, 1996 † (uncertain, unassessed)
Genus Hamitella Breistroffer, 1947 † (uncertain, unassessed)
Genus Handanoceras Lai, 1985 † (uncertain, unassessed)
Genus Hannaites Imlay, 1957 † (uncertain, unassessed)
Genus Hanshanoceras Qi, 1984 † (uncertain, unassessed)
Genus Harrisoceroides Wang, 1978 † (uncertain, unassessed)
Genus Hartmannibelus Gustomesov, 1977 † (uncertain, unassessed)
Genus Hastula Zhuravleva, 1978 † (uncertain, unassessed)
Genus Haugiceras Thomel, 1972 † (uncertain, unassessed)
Genus Hefengnautilus Xu, 1977 † (uncertain, unassessed)
Genus Hegaratia Patrulius & Avram, 1976 † (uncertain, unassessed)
Genus Helicancyloceras Klinger & Kennedy, 1977 † (uncertain, unassessed)
Genus Helicoceras d'Orbigny, 1842 † (uncertain, unassessed)
Genus Hemicenoceras Tintant, 1984 † (uncertain, unassessed)
Genus Hemicircoceras Lai & Xu in Xu & Lai, 1987 † (uncertain, unassessed)
Genus Hemihibolites Gustomesov, 1976 † (uncertain, unassessed)
Genus Hemiparinodiceras Géczy, 1959 (uncertain, unassessed)
Genus Hengshanites Zhou Zuren, 1985 † (uncertain, unassessed)
Genus Hertleinia Imlay, 1957 † (uncertain, unassessed)
Genus Heterabralia Tsuchiya & Okutani, 1988 (uncertain, unassessed)
Genus Heterokeratinites Zeiss, 1968 (uncertain, unassessed)
Genus Heteroptychoceras Matsumoto, 1977 † (uncertain, unassessed)
Genus Hettneria Bürgl, 1956 † (uncertain, unassessed)
Genus Hidamichelinoceras Niko, 2000 † (uncertain, unassessed)
Genus Hinganoceras Liang, 1981 † (uncertain, unassessed)
Genus Hluhluweoceras Van Hoepen, 1965 † (uncertain, unassessed)
Genus Hoelderia Ohmert & Zeiss, 1980 † (uncertain, unassessed)
Genus Hofmanniceras Vigh, 1984 † (uncertain, unassessed)
Genus Holcobeloides Gustomesov, 1958 † (uncertain, unassessed)
Genus Hollisites Imlay, 1957 † (uncertain, unassessed)
Genus Hollwediceras Jeletzky & Kemper, 1988 † (uncertain, unassessed)
Genus Hornyoceras Kiseliov, 1988 † (uncertain, unassessed)
Genus Hosoureites Sato, 1958 † (uncertain, unassessed)
Genus Huaihecerina Jun-Yuan & Teichert, 1983 † (uncertain, unassessed)
Genus Huanxianoceras Lai in Gao, Lai & Wen, 1982 † (uncertain, unassessed)
Genus Huaqiaoceras Xu & Lai, 1987 † (uncertain, unassessed)
Genus Hugueninsphinctes Atrops, 1982 † (uncertain, unassessed)
Genus Humboldtites Silberling & Nichols, 1982 † (uncertain, unassessed)
Genus Hunjiangoceras Zhu & Li, 1996 † (uncertain, unassessed)
Genus Hunyuanoceras Jun-Yuan & Teichert, 1983 † (uncertain, unassessed)
Genus Hyperpuzosia Matsumoto, 1988 † (uncertain, unassessed)
Genus Hypershumardites Popov, 1992 † (uncertain, unassessed)
Genus Hyposcaphites Wiedmann, 1965 † (uncertain, unassessed)
Genus Hypostlingoceras Matsumoto & Takahashi, 2000 † (uncertain, unassessed)
Genus Hysteroceras Zhuravleva, 1972 † (uncertain, unassessed)
Genus Idiobeloceras Yatskov, 1990 † (uncertain, unassessed)
Genus Ilovaiskioceras Sazonov, 1960 † (uncertain, unassessed)
Genus Imbricatoceras Holland, 1992 † (uncertain, unassessed)
Genus Imlayoceras Frebold, 1963 † (uncertain, unassessed)
Genus Indunoceras Wiedenmayer, 1977 † (uncertain, unassessed)
Genus Infabricaticeras Cobban, Hook & Kennedy, 1989 † (uncertain, unassessed)
Genus Infragarantiana Westermann, 1956 † (uncertain, unassessed)
Genus Infraparkinsonia Westermann, 1956 † (uncertain, unassessed)
Genus Infrapatoceras Ochoterena, 1966 † (uncertain, unassessed)
Genus Ingridella Wiedmann, 1960 † (uncertain, unassessed)
Genus Inversibactrites Barskov & Shimanskiy, 1994 † (uncertain, unassessed)
Genus Iranoknemiceras Collignon, 1983 † (uncertain, unassessed)
Genus Irenicoceras Warren & Stelck, 1958 † (uncertain, unassessed)
Genus Irianites Westermann & Getty, 1970 † (uncertain, unassessed)
Genus Ishikariceras Matsumoto, 1965 † (uncertain, unassessed)
Genus Isotalassoceras Chen, 1983 † (uncertain, unassessed)
Genus Israelites Parnes, 1962 † (uncertain, unassessed)
Genus Istycoceras Pavlov, 1967 † (uncertain, unassessed)
Genus Jeanrogericeras Wiedmann, 1960 † (uncertain, unassessed)
Genus Jeminayceras Wang, 1983 † (uncertain, unassessed)
Genus Jialingjiangoceras Tsou, 1966 † (uncertain, unassessed)
Genus Jiangshanoceras Chen & Liu in Lu, Chu et al., 1976 † (uncertain, unassessed)
Genus Jiangxiceras Lai, 1980 † (uncertain, unassessed)
Genus Jingshanlingoceras Zou, 1987 † (uncertain, unassessed)
Genus Joaquinites Anderson, 1958 † (uncertain, unassessed)
Genus Johnsonites Cobban, 1961 † (uncertain, unassessed)
Genus Jordaniceras Bandel & Zeiss, 1987 † (uncertain, unassessed)
Genus Josticeras Vasícek & Klajmon, 1998 † (uncertain, unassessed)
Genus Julianites Thieuloy, 1977 † (uncertain, unassessed)
Genus Kalpinoceras Lai & Wang, 1981 † (uncertain, unassessed)
Genus Karaclymenla Bogoslovskiy, 1983 † (uncertain, unassessed)
Genus Kariceltites Jeannet, 1959 † (uncertain, unassessed)
Genus Kastanoceras Kennedy & Cobban, 1990 † (uncertain, unassessed)
Genus Kawashitaceras Matsumoto, 1984 † (uncertain, unassessed)
Genus Kedonoceras Dagis, 1968 † (uncertain, unassessed)
Genus Kellawaysia Bourquin, 1968 † (uncertain, unassessed)
Genus Kellawaysiceras Bourquin, 1968 † (uncertain, unassessed)
Genus Kennediella Cooper, 1979 † (uncertain, unassessed)
Genus Kentronites Zhuravleva, 1964 † (uncertain, unassessed)
Genus Kepingomites Chen, 1988 † (uncertain, unassessed)
Genus Kerkoceras Chen & Liu, 1974 † (uncertain, unassessed)
Genus Khagenoceras Zhuravleva, 1992 † (uncertain, unassessed)
Genus Kialagvikes Westermann, 1964 † (uncertain, unassessed)
Genus Kinnekulloceras Kröger, 2004 † (uncertain, unassessed)
Genus Kionodeformoceras Li & Li in Li Xuesen & Li Liangfang, 1985 † (uncertain, unassessed)
Genus Kirkyloceras Zhuravleva, 1987 † (uncertain, unassessed)
Genus Kitoceras Barskov, 1962 † (uncertain, unassessed)
Genus Kladiscoceras Zhuravleva, 1972 † (uncertain, unassessed)
Genus Kobayashiceras Niko, 1998 † (uncertain, unassessed)
Genus Kocaelia Fantini Sestini, 1990 † (uncertain, unassessed)
Genus Koenenia Haas, 1889 (uncertain, unassessed)
Genus Koeneniceras Mikhailova & Baraboshin, 2002 † (uncertain, unassessed)
Genus Koipatoceras Silberling & Nichols, 1982 † (uncertain, unassessed)
Genus Kolymites Repin in Alekseev & Repin, 1990 † (uncertain, unassessed)
Genus Kolymoceras Zhuravleva in Zhuravleva & Protopopov, 1995 † (uncertain, unassessed)
Genus Kolymoceras Dagis, 1970 † (uncertain, unassessed)
Genus Koninckitoides Dagys & Ermakova, 1988 † (uncertain, unassessed)
Genus Kopetdagites Il'in, 1975 † (uncertain, unassessed)
Genus Kordoceras Lai, 1982 † (uncertain, unassessed)
Genus Kostromateuthis Doguzhaeva, 2000 † (uncertain, unassessed)
Genus Koulabiceras Atabekyan, 1966 † (uncertain, unassessed)
Genus Kubanoceras Kakhadze & Zesashvili, 1984 † (uncertain, unassessed)
Genus Kulinnia Bogolepova, 1986 † (uncertain, unassessed)
Genus Kumaonites Jeannet, 1959 † (uncertain, unassessed)
Genus Kummeloceras Matsumoto, 1983 † (uncertain, unassessed)
Genus Kummelonautilus Matsumoto, Miyauchi, Kanie, Miyata & Ueda, 1984 † (uncertain, unassessed)
Genus Kunlunoceras Da & Wang, 1980 † (uncertain, unassessed)
Genus Kurdiceras Vasícek & Kullmann, 1988 † (uncertain, unassessed)
Genus Laganites Bogoslovsky, 1961 † (uncertain, unassessed)
Genus Laishuiceras Chen & Zou in Chen, Zhou, Zou, Lin, Yang, Wang, Qi, Wang & Lu, 1980 † (uncertain, unassessed)
Genus Lamnayella Wright & Kennedy, 1978 † (uncertain, unassessed)
Genus Langdaiceras Wang, 1983 † (uncertain, unassessed)
Genus Langyashanoceras Chen, 1983 † (uncertain, unassessed)
Genus Lanpingoceras Liang, 1977 † (uncertain, unassessed)
Genus Laraiceras Renz, 1968 † (uncertain, unassessed)
Genus Larcheria Tintant, 1960 (uncertain, unassessed)
Genus Lardaroceras Balini, 1992 † (uncertain, unassessed)
Genus Latitemnocheilus Sturgeon, Windle, Mapes & Hoare, 1982 † (uncertain, unassessed)
Genus Ledoceras Basse de Ménorval, 1963 † (uncertain, unassessed)
Genus Leiogastrioceras Yang, 1978 † (uncertain, unassessed)
Genus Lemfoerdiceras Kennedy, 1986 † (uncertain, unassessed)
Genus Lemurostephanus Thieuloy, 1977 † (uncertain, unassessed)
Genus Lepeniceras Rabrenovic, 1989 † (uncertain, unassessed)
Genus Lepiskites Dagis & Ermakova, 1990 † (uncertain, unassessed)
Genus Leuroplectoceras Flower, 1984 † (uncertain, unassessed)
Genus Levanticeras Lewy, 1983 † (uncertain, unassessed)
Genus Lianghekouceras Xu & Lai, 1987 † (uncertain, unassessed)
Genus Lichuanoceras Xu, 1977 † (uncertain, unassessed)
Genus Limoxyites Westermann, 1958 † (uncertain, unassessed)
Genus Lingulaticeras Ziegler, 1958 † (uncertain, unassessed)
Genus Linibactrites Doguzhaeva, 2002 † (uncertain, unassessed)
Genus Linonautilus Zhou, 1979 † (uncertain, unassessed)
Genus Linter Shimanskii, 1968 † (uncertain, unassessed)
Genus Linwuceras Xu, 1977 † (uncertain, unassessed)
Genus Liofoceras Zhuravleva, 1983 † (uncertain, unassessed)
Genus Lirometacoceras Zhao, Liang & Zheng, 1978 † (uncertain, unassessed)
Genus Liroxyites Imlay, 1961 † (uncertain, unassessed)
Genus Lissogastrioceras Gordon, 1964 † (uncertain, unassessed)
Genus Lissoniceras Benavides-Cáceres, 1956 † (uncertain, unassessed)
Genus Loboceras Histon, 1998 † (uncertain, unassessed)
Genus Longibelemnopsis Riegraf, 1980 † (uncertain, unassessed)
Genus Longuncus Kulicki & Szaniawski, 1972 † (uncertain, unassessed)
Genus Longziceras Wang & He, 1981 † (uncertain, unassessed)
Genus Loucheuxia Poulton, 1987 † (uncertain, unassessed)
Genus Loxendoceras Collins, 1967 † (uncertain, unassessed)
Genus Luppovia Kakabadze, Bogdanova & Mikhailova, 1978 † (uncertain, unassessed)
Genus Luppoviceras Sazonova, 1977 † (uncertain, unassessed)
Genus Lutuginoceras Popov, 1979 † (uncertain, unassessed)
Genus Lymaniceras Matsumoto, 1965 † (uncertain, unassessed)
Genus Lymoceras Zhuravleva, 1979 † (uncertain, unassessed)
Genus Lytoconites Wiedmann, 1970 † (uncertain, unassessed)
Genus Maccarthyites Matsumoto, 1959 † (uncertain, unassessed)
Genus Machangoceras Yang, 1978 † (uncertain, unassessed)
Genus Maclayoceras Barskov, 1972 † (uncertain, unassessed)
Genus Magnacerina Kiselev, 1984 † (uncertain, unassessed)
Genus Malgaoceras Myagkova, 1967 † (uncertain, unassessed)
Genus Mamagoueras Lai & Xu in Zeng, Ni, Xu, Zhou, Wang, Li, Lai & Xiang, 1983 † (uncertain, unassessed)
Genus Manchuroceroides Lai & Xu in Zeng, Ni, Xu, Zhou, Wang, Li, Lai & Xiang, 1983 † (uncertain, unassessed)
Genus Mangyshlakites Shevyrev, 1968 † (uncertain, unassessed)
Genus Mapirites Leonova, 1983 † (uncertain, unassessed)
Genus Marekites Kostak, 2002 † (uncertain, unassessed)
Genus Mariaceras Kolebaba, 1974 † (uncertain, unassessed)
Genus Matsumotoceras van Hoepen, 1968 † (uncertain, unassessed)
Genus Matteiceras Wiedenmayer, 1980 † (uncertain, unassessed)
Genus Mayneoceras Selwood, 1960 † (uncertain, unassessed)
Genus Mazenoticeras Nikolov, 1966 † (uncertain, unassessed)
Genus Mediasiaceras Il'in, 1975 † (uncertain, unassessed)
Genus Medioloboceras Kullman, 1962 † (uncertain, unassessed)
Genus Medjeziceras Busnardo & David, 1957 † (uncertain, unassessed)
Genus Medvediceras Nikolayeva, 1967 † (uncertain, unassessed)
Genus Meixianites Xu, 1977 † (uncertain, unassessed)
Genus Meixianlingites Qin, 1986 † (uncertain, unassessed)
Genus Menneroceras Andrianov, 1985 † (uncertain, unassessed)
Genus Menuthengonoceras Collignon, 1963 † (uncertain, unassessed)
Genus Merocycloceras Ristedt, 1969 (uncertain, unassessed)
Genus Merzougites Klug in Korn & Klug, 2002 † (uncertain, unassessed)
Genus Mesiaposites Collignon, 1965 † (uncertain, unassessed)
Genus Mesocladiscites Farsan, 1972 † (uncertain, unassessed)
Genus Mesodactylites Pinna & Levi-Setti, 1971 (uncertain, unassessed)
Genus Mesoglyphioceras Pareyn, 1959 † (uncertain, unassessed)
Genus Mesohedenstroemia Chao, 1959 † (uncertain, unassessed)
Genus Mesoscaphites Atabekjan, 1979 † (uncertain, unassessed)
Genus Mesothinoceras Chen & Teichert, 1986 † (uncertain, unassessed)
Genus Mesowutinoceras Chen, 1976 † (uncertain, unassessed)
Genus Mesoxyites Westermann, 1958 † (uncertain, unassessed)
Genus Metacenoceras Tintant, 1984 † (uncertain, unassessed)
Genus Metagastrioceras Zhao, Liang & Zheng, 1978 † (uncertain, unassessed)
Genus Metajovelloceras Chen & Zou, 1987 † (uncertain, unassessed)
Genus Metallesmeroceras Flower, 1956 † (uncertain, unassessed)
Genus Metatibetites Zhao & Wang, 1982 † (uncertain, unassessed)
Genus Mezorulganites Andrianov, 1985 † (uncertain, unassessed)
Genus Microbeccus Shimanskiy & Nerodenko, 1983 † (uncertain, unassessed)
Genus Microbelus Gustomesov, 1958 † (uncertain, unassessed)
Genus Microdesmoceras Matsumoto & Muramoto in Matsumoto et al., 1972 † (uncertain, unassessed)
Genus Microdiphasoceras Cobban, Hook & Kennedy, 1989 † (uncertain, unassessed)
Genus Microlissoceras Sturani, 1971 † (uncertain, unassessed)
Genus Micropoecilomorphus Sturani, 1971 † (uncertain, unassessed)
Genus Micropolyplectus Guex, 1973 † (uncertain, unassessed)
Genus Microstomiceras King, 1998 † (uncertain, unassessed)
Genus Microsulcatoceras Kennedy & Cobban, 1990 † (uncertain, unassessed)
Genus Microtoxalambites Sturani, 1971 † (uncertain, unassessed)
Genus Mikasaites Matsumoto, 1956 † (uncertain, unassessed)
Genus Miltoceras Wiedenmayer, 1980 † (uncertain, unassessed)
Genus Mimetoceras Zhuravleva, 1978 † (uncertain, unassessed)
Genus Mimobactrites Shimansky, 1991 † (uncertain, unassessed)
Genus Mimocycloceras Zhuravleva, 1964 † (uncertain, unassessed)
Genus Mimogeisonoceras Shimanskii, 1968 † (uncertain, unassessed)
Genus Mingyuexiaceras Zhao, Liang & Zheng, 1978 † (uncertain, unassessed)
Genus Miotexanites Matsumoto, 1970 † (uncertain, unassessed)
Genus Mirapelia Cooper, 1982 † (uncertain, unassessed)
Genus Mixosiphonocerina Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Mizuhobaris Noda, Ogasawara & Nomura, 1986 † (uncertain, unassessed)
Genus Mobergoceras Schmid & Ernst, 1975 † (uncertain, unassessed)
Genus Mojarowskia Nikolaeva, 1956 † (uncertain, unassessed)
Genus Molossus Montfort, 1808 † (uncertain, unassessed)
Genus Moneroceras Zhuravleva, 1996 † (uncertain, unassessed)
Genus Monofoveoceras Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Moretella Collignon, 1963 † (uncertain, unassessed)
Genus Morrisites van Hoepen, 1968 † (uncertain, unassessed)
Genus Mosquites Sazonova, 1971 † (uncertain, unassessed)
Genus Mourreiceras Thomel, 1972 † (uncertain, unassessed)
Genus Mrhiliceras Kennedy & Wright, 1985 † (uncertain, unassessed)
Genus Mucteoceras Myagkova, 1967 † (uncertain, unassessed)
Genus Muensteroceratoides Popov, 1965 † (uncertain, unassessed)
Genus Multisulcites Liang, 1983 † (uncertain, unassessed)
Genus Muramotoa Matsumoto, 1969 † (uncertain, unassessed)
Genus Muramotoceras Matsumoto, 1977 † (uncertain, unassessed)
Genus Murgabites Pavlov, 1967 † (uncertain, unassessed)
Genus Murphyella Matsumoto in Matsumoto, Muramoto & Takahashi, 1972 † (uncertain, unassessed)
Genus Mutveiconites Doguzhaeva, 2002 † (uncertain, unassessed)
Genus Myloceras Zhuravleva, 1972 † (uncertain, unassessed)
Genus Mytarevia Zhuravleva, 1999 † (uncertain, unassessed)
Genus Naefiteuthis Bandel, Reitner & Sturmer, 1983 † (uncertain, unassessed)
Genus Nanjingoceras Chen, 1983 † (uncertain, unassessed)
Genus Navis Shimanskii, 1968 † (uncertain, unassessed)
Genus Neimongoloceras Liang, 1976 † (uncertain, unassessed)
Genus Nektoceras Zhuravleva, 1974 † (uncertain, unassessed)
Genus Nemertoceras Zou & Shen in Chen & Zou, 1984 † (uncertain, unassessed)
Genus Neocalycoceras Thomel, 1969 (uncertain, unassessed)
Genus Neocampylites Callomon, 1973 † (uncertain, unassessed)
Genus Neoclavibelus Riegraf, 1980 † (uncertain, unassessed)
Genus Neoclavinautilus Liang, 1984 † (uncertain, unassessed)
Genus Neocyrtochilus Anderson, 1958 † (uncertain, unassessed)
Genus Neoemaciaticeras Cantaluppi, 1970 (uncertain, unassessed)
Genus Neofuciniceras Cantaluppi, 1970 (uncertain, unassessed)
Genus Neogastrioceras Nassichuk, 1975 † (uncertain, unassessed)
Genus Neoglochiceras Patrulius & Avram, 1976 † (uncertain, unassessed)
Genus Neohamites Brunnschweiler, 1966 † (uncertain, unassessed)
Genus Neohibolitoides Alizade, 1964 † (uncertain, unassessed)
Genus Neokotoceras Anderson, 1958 † (uncertain, unassessed)
Genus Neolioceratoldes Cantaluppi, 1970 (uncertain, unassessed)
Genus Neomphaloceras Matsumoto & Obata, 1982 † (uncertain, unassessed)
Genus Neopolyptychites Schulgina in Zakharov, Nalnyaeva & Shulgina, 1983 † (uncertain, unassessed)
Genus Neoprotogrammoceras Cantaluppi, 1970 (uncertain, unassessed)
Genus Neostenopoceras Zhao, Liang & Zheng, 1978 † (uncertain, unassessed)
Genus Neotainoceras Zhao, Liang & Zheng, 1978 † (uncertain, unassessed)
Genus Neotollia Saks & Shulgina, 1969 † (uncertain, unassessed)
Genus Nepirrites Leonova, 1983 † (uncertain, unassessed)
Genus Neuqueniceras Busnardo, Elmi & Mangold, 1964 † (uncertain, unassessed)
Genus Nevadaceras Flower, 1968 (uncertain, unassessed)
Genus Nicholsites Bucher, 1992 † (uncertain, unassessed)
Genus Nicklesiella Bürgl, 1956 † (uncertain, unassessed)
Genus Nilssonoceras Kröger, 2004 † (uncertain, unassessed)
Genus Ningxiaceras Yang, Zheng & Liu, 1983 † (uncertain, unassessed)
Genus Ninkiangoceras Lai, 1965 † (uncertain, unassessed)
Genus Nodiferites Westermann, 1958 † (uncertain, unassessed)
Genus Nodonautilus Liang, 1984 † (uncertain, unassessed)
Genus Nodopleuroceras Zheng, 1984 † (uncertain, unassessed)
Genus Nonyaniceras Klinger & Kennedy, 1977 † (uncertain, unassessed)
Genus Noskytes Scholz, 1979 † (uncertain, unassessed)
Genus Nothocerina Barskov, 1972 † (uncertain, unassessed)
Genus Nothodiscus Collignon, 1962 † (uncertain, unassessed)
Genus Nothokionoceras Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Nozemoceras Zhuravleva, 1996 † (uncertain, unassessed)
Genus Nubidites Wiedmann & Kullmann, 1979 † (uncertain, unassessed)
Genus Nucleoceras Kolebaba, 1999 † (uncertain, unassessed)
Genus Nuratocerus Zhuravleva, 1992 † (uncertain, unassessed)
Genus Nutropites Guo, 1984 † (uncertain, unassessed)
Genus Nyalamoceras Wang in Chao, 1976 † (uncertain, unassessed)
Genus Obliocycloceras Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Obliocycloceroides Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Obsoletosphinctes Beznosov in Benzosov & Mikhaylova, 1981 † (uncertain, unassessed)
Genus Odoghertyceras Guex, Taylor, Rakus & Bucher, 1998 † (uncertain, unassessed)
Genus Ojianagiceras Cobban & Kennedy, 1989 † (uncertain, unassessed)
Genus Olenecoceras Balashov, 1966 † (uncertain, unassessed)
Genus Oligocadoceras Meledina, 1977 † (uncertain, unassessed)
Genus Omnutaxoceras Bogolepova, 1986 † (uncertain, unassessed)
Genus Ophiceltites Tatzreiter, 1981 † (uncertain, unassessed)
Genus Orbignybelus Gustomesov, 1977 † (uncertain, unassessed)
Genus Orbobactrites Mapes, 1979 † (uncertain, unassessed)
Genus Oregoniceras Anderson, 1958 † (uncertain, unassessed)
Genus Oregonites Wiedenmayer, 1980 † (uncertain, unassessed)
Genus Ornicephalites Skwarko & Thieuloy, 1989 † (uncertain, unassessed)
Genus Orthoarmenoceras Kisselev in Kiseliov, 1990 † (uncertain, unassessed)
Genus Osperleioceras Krimholz & Tazikhin, 1957 † (uncertain, unassessed)
Genus Otiosphinctes Besnosov, 1982 † (uncertain, unassessed)
Genus Otosphinctes Beznosov in Benzosov & Mikhaylova, 1981 † (uncertain, unassessed)
Genus Otoxyites Westermann, 1958 † (uncertain, unassessed)
Genus Ovobactrites Doguzhaeva, 2002 † (uncertain, unassessed)
Genus Oxynoticeroides Dommergues, Faure & Peybernes, 1986 † (uncertain, unassessed)
Genus Oxysphinctes Beznosov in Benzosov & Mikhaylova, 1981 † (uncertain, unassessed)
Genus Pachybelemnella Schulz, 1979 † (uncertain, unassessed)
Genus Pachybelemnopsis Riegraf, 1980 † (uncertain, unassessed)
Genus Pachycephalites Meledina, 1973 † (uncertain, unassessed)
Genus Pachygrycia Jeletzky & Stelck, 1981 † (uncertain, unassessed)
Genus Pachypraetollia Alekseev, 1984 † (uncertain, unassessed)
Genus Pachytornquistes Thierry & Charpy, 1982 † (uncertain, unassessed)
Genus Palaeonoricoceras d'Aversa, 1983 † (uncertain, unassessed)
Genus Palaeonothoceras Barskov, Kisselev & Starshinin, 1986 † (uncertain, unassessed)
Genus Palaeospyroceras Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Paleocadmus Solem & Richardson, 1975 † (uncertain, unassessed)
Genus Pamiropopanoceras Leonova in Leonova & Dmitriev, 1989 † (uncertain, unassessed)
Genus Panxianoceras Yang, 1978 † (uncertain, unassessed)
Genus Parabelemnopsis Howlett, 1989 † (uncertain, unassessed)
Genus Parabigotites Imlay, 1961 † (uncertain, unassessed)
Genus Parabinneyites Leanza, 1964 † (uncertain, unassessed)
Genus Parabrachybelus Riegraf, 1980 † (uncertain, unassessed)
Genus Paraburroceras Cobban, Hook & Kennedy, 1989 † (uncertain, unassessed)
Genus Paracassinoceras Zhu & Li, 2000 † (uncertain, unassessed)
Genus Paracheloniceras Collignon, 1962 † (uncertain, unassessed)
Genus Parachoffatia Mangold, 1971 † (uncertain, unassessed)
Genus Parachondroceras Imlay, 1967 † (uncertain, unassessed)
Genus Parachouteauoceras Niko & Ozawa, 1997 † (uncertain, unassessed)
Genus Paraclitendoceras Lai & Xu in Xu & Lai, 1987 † (uncertain, unassessed)
Genus Paraconocerina Xu & Lai, 1983 † (uncertain, unassessed)
Genus Paracoreanoceras Lai & Xu in Xu & Lai, 1987 † (uncertain, unassessed)
Genus Paractinocamax Naidin, 1963 † (uncertain, unassessed)
Genus Paradiscamphiceras Taylor, 1988 † (uncertain, unassessed)
Genus Paraeburoceras Xu & Lai, 1983 † (uncertain, unassessed)
Genus Paraenoploteuthis Tsuchiya & Okutani, 1988 † (uncertain, unassessed)
Genus Parafayettevillea Yang, 1986 † (uncertain, unassessed)
Genus Paragastroplites Imlay, 1961 † (uncertain, unassessed)
Genus Paraglochiceras Collignon, 1959 † (uncertain, unassessed)
Genus Paraglyphiteuthis Kostak, 2002 † (uncertain, unassessed)
Genus Parahelenites Chen & Liu, 1974 † (uncertain, unassessed)
Genus Parahuaiheceras Xu & Lai, 1983 † (uncertain, unassessed)
Genus Parahyperderoceras Schlatter, 1980 † (uncertain, unassessed)
Genus Paraimerites Kakabadze, 1967 (uncertain, unassessed)
Genus Parakeratinites Zeiss, 1968 (uncertain, unassessed)
Genus Parakilianella Sato, 1961 † (uncertain, unassessed)
Genus Parakogenoceras Chen in Chen & Zou, 1984 † (uncertain, unassessed)
Genus Paralambeoceras Li, 1988 † (uncertain, unassessed)
Genus Paraleptoceras Leanza, 1970 † (uncertain, unassessed)
Genus Paralingulaticeras Ziegler, 1958 † (uncertain, unassessed)
Genus Paramadiganella Stait, 1984 † (uncertain, unassessed)
Genus Paramixosiphonoceras Tsou, 1966 † (uncertain, unassessed)
Genus Paranothoceras Zhuravleva, 1990 † (uncertain, unassessed)
Genus Paranowakia Boucek, 1966 † (uncertain, unassessed)
Genus Paraplectoceras Flower, 1984 † (uncertain, unassessed)
Genus Parareineckeia Imlay, 1962 † (uncertain, unassessed)
Genus Pararetroclitendoceras Lai & Xu in Zeng, Ni, Xu, Zhou, Wang, Li, Lai & Xiang, 1983 † (uncertain, unassessed)
Genus Parasicanites Leonova, 1985 † (uncertain, unassessed)
Genus Parastantonoceras Collignon, 1965 † (uncertain, unassessed)
Genus Parasteroceras Dommergues, Faure & Peybernes, 1986 † (uncertain, unassessed)
Genus Parastreblites Donze & Enay, 1961 † (uncertain, unassessed)
Genus Paratainoceras Qin, 1986 † (uncertain, unassessed)
Genus Paratainonautilus Zhao, Liang & Zheng, 1978 † (uncertain, unassessed)
Genus Paratrifurcatoceras Lai, 1985 † (uncertain, unassessed)
Genus Paratunkuskoceras Zhu & Li, 1996 † (uncertain, unassessed)
Genus Paravalhallites Shimansky, 1990 † (uncertain, unassessed)
Genus Paraverneuilites Popov, 1979 † (uncertain, unassessed)
Genus Parinyoites Popov, 1962 † (uncertain, unassessed)
Genus Paroligoceras Zhuravleva, 2000 † (uncertain, unassessed)
Genus Passaloceras Zhuravleva, 1978 † (uncertain, unassessed)
Genus Patagoniceras Leanza, 1963 † (uncertain, unassessed)
Genus Patagoniceras Wetzel, 1960 † (uncertain, unassessed)
Genus Patieoceras Lamont, 1978 † (uncertain, unassessed)
Genus Patrulia Sturani, 1971 † (uncertain, unassessed)
Genus Pavlovites Ivanov & Aristov, 1969 † (uncertain, unassessed)
Genus Pedanochonoceras Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Peeloceras Flower, 1979 † (uncertain, unassessed)
Genus Penaceras Chapa, 1963 † (uncertain, unassessed)
Genus Pengzeceras Chen, 1983 † (uncertain, unassessed)
Genus Pericycloceras Zhao & Zheng, 1977 † (uncertain, unassessed)
Genus Peripatoceras Li & Li in Li Xuesen & Li Liangfang, 1985 † (uncertain, unassessed)
Genus Permorhynchus Zakharov in Zakharov & Lominadze, 1983 (uncertain, unassessed)
Genus Perrimetanites Leonova, 1983 † (uncertain, unassessed)
Genus Pfefferiteuthis Tsuchiya & Okutani, 1988 (uncertain, unassessed)
Genus Pharetroceras Zhuravleva, 1999 † (uncertain, unassessed)
Genus Phillipsibelus Gustomesov, 1977 † (uncertain, unassessed)
Genus Picardiceras Parnes, 1986 † (uncertain, unassessed)
Genus Pictorthoceras Lamont, 1978 † (uncertain, unassessed)
Genus Piestoocerina Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Pingquanoceras Lai, 1985 † (uncertain, unassessed)
Genus Pistrixites Shimanskii, 1968 † (uncertain, unassessed)
Genus Placentoscaphites Chiplonkar & Ghare, 1977 † (uncertain, unassessed)
Genus Plagiocycloceras Zhuravleva, 1978 † (uncertain, unassessed)
Genus Planostoceras Lewy, 1967 † (uncertain, unassessed)
Genus Platophrenoceras Zou & Shen in Chen & Zou, 1984 † (uncertain, unassessed)
Genus Platycomeroceras Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Platysmoceras Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Platysphinctes Tintant, 1960 † (uncertain, unassessed)
Genus Platystrophites Levi-Setti & Pinna, 1971 (uncertain, unassessed)
Genus Pleonoceras Zhuravleva, 1978 † (uncertain, unassessed)
Genus Plesiacanthoceratoides Kennedy & Cobban, 1990 † (uncertain, unassessed)
Genus Plesiorizosceras Chen in Chen, Liu & Chen, 1981 † (uncertain, unassessed)
Genus Podagrosiceras Maubeuge & Lambert, 1956 † (uncertain, unassessed)
Genus Podagrosites Guex, 1973 † (uncertain, unassessed)
Genus Pohlsepia Kluessendorf & Doyle, 2000 † (uncertain, unassessed)
Genus Polyaspidoceras Matsumoto, Kawashita, Fujishima & Miyauchi, 1978 † (uncertain, unassessed)
Genus Polygonalia Ali-zade, 1965 † (uncertain, unassessed)
Genus Pomphoceras Zou & Shen in Chen & Zou, 1984 † (uncertain, unassessed)
Genus Praeactinocamax Naidin, 1963 † (uncertain, unassessed)
Genus Praeataxioceras Atrops, 1982 † (uncertain, unassessed)
Genus Praebigotites Besnosov & Mikhaylova, 1981 † (uncertain, unassessed)
Genus Praechetaites Sasonova & Sasonov, 1979 † (uncertain, unassessed)
Genus Praeconobelus Gustomesov, 1977 † (uncertain, unassessed)
Genus Praegravesia Fischer & Zeiss, 1987 † (uncertain, unassessed)
Genus Praeidoceras Collignon, 1959 † (uncertain, unassessed)
Genus Praeleptosphinctes Westermann, 1956 † (uncertain, unassessed)
Genus Praemercaticeras Venturi, 1981 † (uncertain, unassessed)
Genus Praenegreliceras Collignon, 1960 † (uncertain, unassessed)
Genus Praeoppelia Westermann, 1969 † (uncertain, unassessed)
Genus Praepachyteuthis Gustomesov, 1977 † (uncertain, unassessed)
Genus Praepinacoceras Fantini Sestini, 1992 † (uncertain, unassessed)
Genus Praepolyplectus Venturi, 1981 † (uncertain, unassessed)
Genus Praerycites Venturi, 1981 † (uncertain, unassessed)
Genus Praeschloenbachia Scholz, 1973 † (uncertain, unassessed)
Genus Praesibirites Dagys & Ermakova, 1988 † (uncertain, unassessed)
Genus Praesurites Mesezhnikov & Alekseev in Mesezhnikov, Alekseev, Klimova, Shulgina & Gyulkhadzhan, 1983 † (uncertain, unassessed)
Genus Praetulites Westermann, 1956 † (uncertain, unassessed)
Genus Prevalia Stephanov, 1972 † (uncertain, unassessed)
Genus Primoryites Khudolei, 1960 † (uncertain, unassessed)
Genus Proacrochordiceras Korchinskaya, 1983 † (uncertain, unassessed)
Genus Proarnioceras Blind, 1963 † (uncertain, unassessed)
Genus Proaustraliceras Kakabadze, 1977 † (uncertain, unassessed)
Genus Probatoceras Zhuravleva, 1978 † (uncertain, unassessed)
Genus Procarnitoides Dagys & Ermakova, 1995 † (uncertain, unassessed)
Genus Procolombiceras Sharikadze, 1979 † (uncertain, unassessed)
Genus Proeucalycoceras Thomel, 1969 † (uncertain, unassessed)
Genus Pronjaites Sazonova, 1971 † (uncertain, unassessed)
Genus Propassaloteuthis Riegraf, 1980 † (uncertain, unassessed)
Genus Prophlycticrioceras Clark, 1965 † (uncertain, unassessed)
Genus Propolyptychites Kemper, 1964 † (uncertain, unassessed)
Genus Prorjasanites Sazonova, 1977 † (uncertain, unassessed)
Genus Proromaniceras Wiedmann, 1960 † (uncertain, unassessed)
Genus Prosoceras Xu & Lai, 1987 † (uncertain, unassessed)
Genus Proterocamerocerina Chen & Zou in Chen, Zhou, Zou, Lin, Yang, Wang, Qi, Wang & Lu, 1980 † (uncertain, unassessed)
Genus Protoarieticeras Cantaluppi, 1970 † (uncertain, unassessed)
Genus Protobaculites Collignon, 1964 † (uncertain, unassessed)
Genus Protocardioceras Schirardin, 1958 † (uncertain, unassessed)
Genus Protokossmaticeras Collignon, 1964 † (uncertain, unassessed)
Genus Protoleptoceras Nikolov, 1966 † (uncertain, unassessed)
Genus Protostromatoceras Lai in Gao, Lai & Wen, 1982 † (uncertain, unassessed)
Genus Protostromatoceras Lai, 1981 † (uncertain, unassessed)
Genus Provalanginites Fatmi, 1972 † (uncertain, unassessed)
Genus Provascoceras Cooper, 1979 † (uncertain, unassessed)
Genus Psamateiceras Tatzreiter, 1985 † (uncertain, unassessed)
Genus Pseudacanthoceras Thomel, 1972 † (uncertain, unassessed)
Genus Pseudemilites Leonova, 1988 † (uncertain, unassessed)
Genus Pseudisculites Wang & He, 1976 † (uncertain, unassessed)
Genus Pseudoancistroceras Xu & Lai, 1987 † (uncertain, unassessed)
Genus Pseudoarieticeras Cantaluppi, 1970 † (uncertain, unassessed)
Genus Pseudobrodieia Guex, 1972 † (uncertain, unassessed)
Genus Pseudocidoceras Westermann, 1969 † (uncertain, unassessed)
Genus Pseudoclydoniceras Collignon, 1958 † (uncertain, unassessed)
Genus Pseudodeiroceras Chen & Zou, 1987 † (uncertain, unassessed)
Genus Pseudodimorphinites Seyed-Emami in Seyed-Emami, Schairer & Alavi-Naini, 1989 † (uncertain, unassessed)
Genus Pseudoectenolites Xu & Lai, 1983 † (uncertain, unassessed)
Genus Pseudoforresteria Iliin & Khakimov, 1984 † (uncertain, unassessed)
Genus Pseudogargasiceras Collignon, 1962 † (uncertain, unassessed)
Genus Pseudogastroplites Jeletzky, 1980 † (uncertain, unassessed)
Genus Pseudogirtyoceras Higgins & Wagner-Gentis, 1982 † (uncertain, unassessed)
Genus Pseudohatchericeras Leanza, 1970 † (uncertain, unassessed)
Genus Pseudohedenstroemia Kummel, 1957 † (uncertain, unassessed)
Genus Pseudokeyserlingites Bucher, 1989 † (uncertain, unassessed)
Genus Pseudoliulinoceras Zou & Shen in Chen & Zou, 1984 † (uncertain, unassessed)
Genus Pseudomantelliceras Thomel, 1972 † (uncertain, unassessed)
Genus Pseudomicromphalites Collignon, 1967 † (uncertain, unassessed)
Genus Pseudomoutoniceras Autran, Delanoy & Thomel, 1986 † (uncertain, unassessed)
Genus Pseudoneuqueniceras Riccardi & Westermann, 1991 † (uncertain, unassessed)
Genus Pseudoocerina Lai & Xu in Zeng, Ni, Xu, Zhou, Wang, Li, Lai & Xiang, 1983 † (uncertain, unassessed)
Genus Pseudoonoceras Turner, 1966 † (uncertain, unassessed)
Genus Pseudophacoceras Turner, 1966 † (uncertain, unassessed)
Genus Pseudophragmoceras Lai, 1981 † (uncertain, unassessed)
Genus Pseudophylloceras Beznosov, 1957 † (uncertain, unassessed)
Genus Pseudopliendoceras Lai & Xu in Xu & Lai, 1987 † (uncertain, unassessed)
Genus Pseudoprosphingites Zakharov, 1997 † (uncertain, unassessed)
Genus Pseudopulchellia Imlay, 1961 † (uncertain, unassessed)
Genus Pseudorizoceras Lai, 1981 † (uncertain, unassessed)
Genus Pseudorthosphinctes Enay, 1966 † (uncertain, unassessed)
Genus Pseudoschartymites Yang, Zheng & Liu, 1983 † (uncertain, unassessed)
Genus Pseudoshasticrioceras Delanoy, 1998 † (uncertain, unassessed)
Genus Pseudoskirroceras Wiedenmayer, 1980 † (uncertain, unassessed)
Genus Pseudosvalbardiceras Dagys & Ermakova, 1988 † (uncertain, unassessed)
Genus Pseudotetragonites Drushchitz, 1956 † (uncertain, unassessed)
Genus Pseudotorrensia Parnes, 1988 † (uncertain, unassessed)
Genus Pseudovalcouroceras Lai, 1981 † (uncertain, unassessed)
Genus Pseudowenites Chao, 1959 † (uncertain, unassessed)
Genus Pseudowutinoceras Chen in Chen & Zou, 1984 † (uncertain, unassessed)
Genus Psilechioceras Erben, 1956 † (uncertain, unassessed)
Genus Psilorthoceras Ristedt, 1969 (uncertain, unassessed)
Genus Pteroconites Zhuravleva, 1996 † (uncertain, unassessed)
Genus Pteropuzosia Matsumoto, 1988 † (uncertain, unassessed)
Genus Puezalpella Dimitrova, 1967 † (uncertain, unassessed)
Genus Purmamarcoceras Cecioni, 1965 † (uncertain, unassessed)
Genus Pygmabralia Nesis & Nikitina, 1987 (uncertain, unassessed)
Genus Pygmaeoceras Gordon, 1960 † (uncertain, unassessed)
Genus Qilianshanites Wu, 1983 † (uncertain, unassessed)
Genus Qinglongites Zheng, 1981 † (uncertain, unassessed)
Genus Qinhuangdaoceras Cheng, 2000 † (uncertain, unassessed)
Genus Qiulitagocerus Lai & Wang, 1981 † (uncertain, unassessed)
Genus Qiushugouceras Jun-Yuan & Teichert, 1983 † (uncertain, unassessed)
Genus Quasidicoelites Gustomesov, 1977 † (uncertain, unassessed)
Genus Quasihastites Gustomesov, 1977 † (uncertain, unassessed)
Genus Queenslandoceras Mikesh, 1968 † (uncertain, unassessed)
Genus Rachiteuthis Novati, 2002 † (uncertain, unassessed)
Genus Radnoroceras Holland, 1992 † (uncertain, unassessed)
Genus Raphiceras Zhuravleva, 1978 † (uncertain, unassessed)
Genus Rapidoplacenticeras Alabushev, 1988 † (uncertain, unassessed)
Genus Rarecostites Beznosov & Kutuzova, 1982 † (uncertain, unassessed)
Genus Rarenodia Venturi, 1976 † (uncertain, unassessed)
Genus Rauracoceras Maubeuge, 1962 † (uncertain, unassessed)
Genus Raynaudia Dubourdieu, 1953 † (uncertain, unassessed)
Genus Reboulites Dimitrova, 1967 † (uncertain, unassessed)
Genus Rectanguloceras Stumbur, 1962 † (uncertain, unassessed)
Genus Rectimitoceras Becker, 1996 † (uncertain, unassessed)
Genus Recurvoceras Xu & Lai, 1987 † (uncertain, unassessed)
Genus Recurvoceroides Xu & Lai, 1987 † (uncertain, unassessed)
Genus Rencurelites Thieuloy, 1964 † (uncertain, unassessed)
Genus Reniceras Lai & Xu in Xu & Lai, 1987 † (uncertain, unassessed)
Genus Renziella Kvantaliani, 1980 † (uncertain, unassessed)
Genus Renzinautilus Engeser, 1995 † (uncertain, unassessed)
Genus Retiogastrioceras Zhao, Liang & Zheng, 1978 † (uncertain, unassessed)
Genus Retowskiceras Nikolov, 1966 † (uncertain, unassessed)
Genus Revilites Casey, 1978 † (uncertain, unassessed)
Genus Reymentites Matsumoto, 1965 † (uncertain, unassessed)
Genus Reymentoceras Wiedmann, 1960 † (uncertain, unassessed)
Genus Rhabdites Zhuravleva, 1978 † (uncertain, unassessed)
Genus Rhodaniceras Elmi, 1963 † (uncertain, unassessed)
Genus Rhomboteuthis Fischer & Riou, 1982 † (uncertain, unassessed)
Genus Rhynchocameratus Renz, 1978 † (uncertain, unassessed)
Genus Rhyncholites Merian, 1835 † (uncertain, unassessed)
Genus Rhyncolites Faure-Biguet, 1819 (uncertain, unassessed)
Genus Rhyoptychoceras Matsumoto, 1977 † (uncertain, unassessed)
Genus Ripernites Leonova, 1983 † (uncertain, unassessed)
Genus Ristedtoceras Kröger & Mapes, 2004 † (uncertain, unassessed)
Genus Rochites Collignon, 1960 † (uncertain, unassessed)
Genus Roigites Wierzbowski, 1976 † (uncertain, unassessed)
Genus Rondiceras Troitzkaya, 1956 † (uncertain, unassessed)
Genus Ronkinites Shul'gina, 1972 † (uncertain, unassessed)
Genus Rotocanites Weyer, 1972 † (uncertain, unassessed)
Genus Ruddellites Malinsky & Mapes, 1982 † (uncertain, unassessed)
Genus Rugobactrites Mapes, 1979 † (uncertain, unassessed)
Genus Russanovia Bodylevskii, 1967 † (uncertain, unassessed)
Genus Ruzhencevites Mikesh, 1968 † (uncertain, unassessed)
Genus Ruzhencevites Moyle, 1963 † (uncertain, unassessed)
Genus Ryspoceras Zhuravleva, 1978 † (uncertain, unassessed)
Genus Ryuella Klinger & Kennedy, 1997 † (uncertain, unassessed)
Genus Sabydites Bogomolov & Burdykina, 1989 † (uncertain, unassessed)
Genus Sakondryella Collignon, 1964 † (uncertain, unassessed)
Genus Sancarlosia Chiplonkar & Ghare, 1978 † (uncertain, unassessed)
Genus Sanxianoceras Xu, 1981 † (uncertain, unassessed)
Genus Sarisoceras Zhuravleva, 1978 † (uncertain, unassessed)
Genus Sastryiceras Chiplonkar, Ghare & Oka, 1982 † (uncertain, unassessed)
Genus Satoceras Westermann & Callomon, 1988 † (uncertain, unassessed)
Genus Scaphoceras Zhuravleva, 1986 † (uncertain, unassessed)
Genus Schaireria Checa & Oloriz, 1984 † (uncertain, unassessed)
Genus Scheutzites Tatzreiter, 1985 † (uncertain, unassessed)
Genus Schneidia Atrops, 1982 † (uncertain, unassessed)
marine
recent + fossil
Not documented
IRMNG (2021). Cephalopoda (awaiting allocation). Accessed at: https://www.irmng.org/aphia.php?p=taxdetails&id=100580 on 2021-09-24
Date
action
by
2006-10-16 22:00:00Z
created
2011-12-31 23:00:00Z
changed

basis of record Museum Victoria KEmu database (Oct 2006) [details]   

extant flag source Sepkoski, J. J., Jr. (2002). A compendium of fossil marine animal genera. <em>Bulletins of American Paleontology.</em> 363, 1-560. [details]   

habitat flag source characteristic of class [details]   
From other sources
Classification Eukaryota (Superkingdom) > Animalia (Kingdom) > Eumetazoa (Subkingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family) [details]

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