Abacola Edwards, 1891 accepted as Metis Philippi, 1843 (source of synonymy)
Abacola Edwards, 1891 accepted as Metis Philippi, 1843 (basis of record)
Abyssameira Itô, 1983 accepted as Argestes G.O. Sars, 1910 (source of synonymy)
Abyssameira Itô, 1983 accepted as Argestes G.O. Sars, 1910 (basis of record)
Acanthocanthopsis Heegaard, 1945 (basis of record)
Acanthocanthopsis Heegaard, 1945 (source of synonymy)
Acartiidae G.O. Sars, 1903 (habitat flag source)
Acartiidae G.O. Sars, 1903 (current name source)
Achtheinus Wilson, 1908 (source of synonymy)
Achtheinus Wilson, 1908 (basis of record)
Acrenhydrosoma Lang, 1944 (verified source for family)
Acrenhydrosoma Lang, 1948 accepted as Acrenhydrosoma Lang, 1944 (verified source for family)
Acutiramus Harris & Robertson, 1994 accepted as Porcellidium Claus, 1860 (basis of record)
Acutiramus Harris & Robertson, 1994 accepted as Porcellidium Claus, 1860 (source of synonymy)
Adelopoda Pennak, 1942 accepted as Tryphoema Monard, 1926 (source of synonymy)
Adelopoda Pennak, 1942 accepted as Tryphoema Monard, 1926 (basis of record)
Adenopleurellidae Huys, 1990 (habitat flag source)
Adenopleurellidae Huys, 1990 (current name source)
Adiaptomus Cooper, 1906 accepted as Paradiaptomus Daday, 1910 (basis of record)
Adranesius Hesse, 1865 accepted as Mychophilus Hesse, 1865 (basis of record)
Adranesius Hesse, 1865 accepted as Mychophilus Hesse, 1865 (source of synonymy)
Aegisthidae Giesbrecht, 1893 (current name source)
Aegisthidae Giesbrecht, 1893 (habitat flag source)
Aetideidae Giesbrecht, 1892 (habitat flag source)
Aetideidae Giesbrecht, 1892 (current name source)
Alcyonicola Scott & Scott, 1895 accepted as Enalcyonium Olsson, 1869 (basis of record)
Alcyonicola Scott & Scott, 1895 accepted as Enalcyonium Olsson, 1869 (source of synonymy)
Alicaligus Shiino, 1955 accepted as Abasia Wilson, 1908 (source of synonymy)
Alicaligus Shiino, 1955 accepted as Abasia Wilson, 1908 (basis of record)
Alimeda Heegaard, 1962 accepted as Epimolgus Bocquet & Stock, 1956 (basis of record)
Alimeda Heegaard, 1962 accepted as Epimolgus Bocquet & Stock, 1956 (source of synonymy)
Allocyclopina Kiefer, 1954 (basis of record)
Alloiorhabdus Wolfenden, 1911 accepted as Heterorhabdus Giesbrecht, 1898 (source of synonymy)
Alloiorhabdus Wolfenden, 1911 accepted as Heterorhabdus Giesbrecht, 1898 (basis of record)
Allopodion Humes, 1978 (basis of record)
Alophytophilus Brian, 1917 accepted as Halophytophilus Brian, 1919 (basis of record)
Alophytophilus Brian, 1917 accepted as Halophytophilus Brian, 1919 (source of synonymy)
Alrhabdus Grice, 1973 (basis of record)
Amallophora Scott, 1894 accepted as Xanthocalanus Giesbrecht, 1893 (source of synonymy)
Amarda Humes & Stock, 1973 (basis of record)
Amardopsis Humes, 1974 (basis of record)
Amazonicopeus Thatcher, 1986 accepted as Therodamas Krøyer, 1863 (basis of record)
Amazonicopeus Thatcher, 1986 accepted as Therodamas Krøyer, 1863 (source of synonymy)
Ambunguipedidae Huys, 1990 accepted as Hamondiidae Huys, 1990 (habitat flag source)
Ambunguipes Huys, 1990 (basis of record)
Ameiridae Monard, 1927 (habitat flag source)
Ameiridae Monard, 1927 (current name source)
Ameliotes Por, 1969 (basis of record)
Ameliotes Por, 1969 (source of synonymy)
Amphiascella Lang, 1944 accepted as Amphiascoides Nicholls, 1941 (basis of record)
Amphiascella Lang, 1944 accepted as Amphiascoides Nicholls, 1941 (source of synonymy)
Amphiurophilus Delamare-Deboutteville, 1962 accepted as Parachordeumium Le Calvez, 1938 (basis of record)
Amphiurophilus Delamare-Deboutteville, 1962 accepted as Parachordeumium Le Calvez, 1938 (name verified source)
Amphiurophilus Delamare-Deboutteville, 1962 accepted as Parachordeumium Le Calvez, 1938 (source of synonymy)
Amymone Claus, 1860 accepted as Tegastes Norman, 1903 (basis of record)
Amymone Claus, 1860 accepted as Tegastes Norman, 1903 (source of synonymy)
Anadiaptomus Brehm, 1952 accepted as Tropodiaptomus Kiefer, 1932 (source of synonymy)
Anadiaptomus Brehm, 1952 accepted as Tropodiaptomus Kiefer, 1932 (basis of record)
Anchimolgidae Humes & Boxshall, 1996 (current name source)
Anchimolgidae Humes & Boxshall, 1996 (habitat flag source)
Anchimolgus Humes & Stock, 1972 (basis of record)
Anchorella Cuvier, 1830 accepted as Clavella Oken, 1815 (basis of record)
Anchorella Cuvier, 1830 accepted as Clavella Oken, 1815 (extant flag source)
Anchorella Cuvier, 1830 accepted as Clavella Oken, 1815 (source of synonymy)
Anchorella Cuvier, 1830 accepted as Clavella Oken, 1815 (name verified source)
Ancorabolidae G.O. Sars, 1909 (current name source)
Andrianellus Humes & Stock, 1972 (basis of record)
Andromastax Conroy-Dalton & Huys, 1999 (basis of record)
Andropoda Kabata, 1965 accepted as Clavellistes Shiino, 1963 (source of synonymy)
Andropoda Kabata, 1965 accepted as Clavellistes Shiino, 1963 (basis of record)
Anklobrachius Thatcher, 1999 (basis of record)
Anomoclausiidae Gotto, 1964 (current name source)
Anomoclausiidae Gotto, 1964 (habitat flag source)
Antaria Dana, 1846 accepted as Oncaea Philippi, 1843 (basis of record)
Antaria Dana, 1846 accepted as Oncaea Philippi, 1843 (source of synonymy)
Antheacheridae M. Sars, 1870 (current name source)
Antheacheridae M. Sars, 1870 (habitat flag source)
Anthessiidae Humes, 1986 (current name source)
Anthessiidae Humes, 1986 (habitat flag source)
Aphelura Brady, 1914 accepted as Pontella Dana, 1846 (basis of record)
Aphelura Brady, 1914 accepted as Pontella Dana, 1846 (source of synonymy)
Aplopode Hesse, 1869 (basis of record)
Aplostoma Canu, 1886 accepted as Haplostoma Canu, 1886 (basis of record)
Aplostoma Canu, 1886 accepted as Haplostoma Canu, 1886 (source of synonymy)
Apodella Por, 1965 accepted as Metahuntemannia Smirnov, 1946 (basis of record)
Apodella Por, 1965 accepted as Metahuntemannia Smirnov, 1946 (source of synonymy)
Apolaophonte Wells & Rao, 1987 accepted as Lipomelum Fiers, 1986 (basis of record)
Apolaophonte Wells & Rao, 1987 accepted as Lipomelum Fiers, 1986 (source of synonymy)
Apsteinia Schmeil, 1894 accepted as Mesochra Boeck, 1865 (basis of record)
Apsteinia Schmeil, 1894 accepted as Mesochra Boeck, 1865 (source of synonymy)
Archidactylina Izawa, 1996 (basis of record)
Archidactylinidae Dana, 1853 (habitat flag source)
Archidactylinidae Dana, 1853 (current name source)
Archinotodelphyidae Lang, 1949 (habitat flag source)
Archinotodelphyidae Lang, 1949 (current name source)
Archisenia Huys & Gee, 1993 (basis of record)
Arctocyclopina Mohammed & Neuhof, 1985 (basis of record)
Arenocyclopina Krishnaswamy, 1957 (basis of record)
Arenopontia Kunz, 1937 (basis of record)
Arenosetella Wilson, 1932 (basis of record)