• Anthoactis armauerhanseni Leloup, 1932
• Anthoactis armauer-hanseni Leloup, 1932 accepted as Anthoactis armauerhanseni Leloup, 1932
• Anthoactis australiae Carlgren, 1937
• Anthoactis benedeni Leloup, 1932
• Apiactis bengalensis Panikkar, 1936
• Apiactis denticulata Beneden, 1897
• Apiactis obconica McMurrich, 1910 accepted as Isapiactis obconica (McMurrich, 1910)
• Apiactis tentaculata Leloup, 1942
• Bursanthus bamfordi Leloup, 1968
• Ceriantheomorphe ambonensis (Kwietniewski, 1898)
• Ceriantheomorphe brasiliensis Carlgren, 1931
• Ceriantheopsis americana (Verrill, 1862)
• Ceriantheopsis americanus (Agassiz in Verrill, 1864)
• Ceriantheopsis austroafricanus Molodtsova, Griffiths & Acuña, 2011
• Ceriantheopsis nikitai Molodtsova, 2001
• Cerianthus americanus Agassiz in Verrill, 1864 accepted as Ceriantheopsis americanus (Agassiz in Verrill, 1864)
• Cerianthus andamanensis Alcock, 1893
• Cerianthus bathymetricus Mosley, 1877
• Cerianthus borealis Verrill, 1873
• Cerianthus brachysoma Cerfontaine, 1891
• Cerianthus brasiliensis Mello-Leitão, 1919
• Cerianthus filiformis Carlgren, 1924
• Cerianthus incertus Carlgren, 1932
• Cerianthus japonicus Carlgren, 1924
• Cerianthus lloydi Gosse, 1859
• Cerianthus lloydii Gosse, 1859
• Cerianthus malakhovi Molodtsova, 2001
• Cerianthus mana
• Cerianthus medusula (Klunzinger, 1877)
• Cerianthus membranacea (Spallanzani, 1784)
• Cerianthus membranaceus (Spallanzani, 1784)
• Cerianthus mortenseni Carlgren, 1924
• Cerianthus mortensi Carlgren, 1922
• Cerianthus multiseptata Leloup, 1965
• Cerianthus natans Verrill, 1901
• Cerianthus orientalis Verrill, 1866
• Cerianthus profundus Andrès, 1881
• Cerianthus punctatus Uchida, 1979
• Cerianthus roulei Carlgren, 1912
• Cerianthus septentrionalis van Beneden, 1923 accepted as Cerianthus lloydii Gosse, 1859
• Cerianthus solitarius (Rapp, 1829) accepted as Pachycerianthus solitarius (Rapp, 1829)
• Cerianthus stimpsonii
• Cerianthus sulcatus Kwietniewski, 1898
• Cerianthus taedus McMurrich, 1910
• Cerianthus tenebrarum Alcock, 1893
• Cerianthus valdiviae Carlgren, 1912
• Cerianthus vas McMurrich, 1893
• Cerianthus vermicularis (Forbes in Johnston, 1847)
• Cerianthus viridis Torelli, 1932 accepted as Pachycerianthus dohrni (Van Beneden, 1923)
• Cerianthus vogti Danielssen, 1890
• Engodactylactis formosa (Gravier, 1920)
• Isodactylactis affinis Calabresi, 1927
• Isodactylactis borealis Widersten, 1998
• Isodactylactis discors (Senna, 1907)
• Isodactylactis elegans (Beneden, 1897)
• Isodactylactis kempi Leloup, 1964
• Isodactylactis obscura Calabresi, 1927
• Isodactylactis praecox (Senna, 1907)
• Isodactylactis tardiva (Senna, 1907)
• Nautanthus bathypelagicus Leloup, 1964
• Pachycerianthus aestuarii (Torrey & Kleeburger, 1909)
• Pachycerianthus benedeni Roule, 1904
• Pachycerianthus borealis (Verrill, 1873)
• Pachycerianthus curacaoensis Den Hartog, 1977
• Pachycerianthus delwynae Carter, 1995
• Pachycerianthus dohrni (Van Beneden, 1923)
• Pachycerianthus fimbriatus McMurrich, 1910
• Pachycerianthus insignis Carlgren, 1951
• Pachycerianthus johnsoni (Torrey & Kleeburger, 1909)
• Pachycerianthus longistriatus Carter, 1995
• Pachycerianthus magnus
• Pachycerianthus mana
• Pachycerianthus maua (Carlgren, 1900)
• Pachycerianthus monostichus McMurrich, 1910
• Pachycerianthus multiplicatus Carlgren, 1912
• Pachycerianthus nobilis (Haddon & Shackleton, 1894)
• Pachycerianthus solitarius (Rapp, 1829)
• Paradactylactis cerfensis (Bamford, 1912)
• Parovactis clavata Leloup, 1964
• Peponactis aequatorialis Van Beneden, 1897
• Plesiodactylactis laevis (Calabresi, 1928)
• Sacculactis guntheri Leloup, 1964
• Solasteractis macropoda Van Beneden, 1897
• Synarachnactis africana Carlgren, 1924
• Synarachnactis bournei (Fowler, 1897)
• Synarachnactis brachiolata (A. Agassiz, 1863)
• Syndactylactis chuni Carlgren, 1924
• Syndactylactis inermis (Beneden, 1897)
• Syndactylactis macintoshi Leloup, 1964
• Syndactylactis major Calabresi, 1927
• Syndactylactis mammillata (Senna, 1907)
• Syndactylactis meridionalis Leloup, 1942
• Trichactis hardyi Leloup, 1964