• Acanthomysis strauchi (Czerniavsky, 1882) accepted as Paramysis (Metamysis) ullskyi Czerniavsky, 1882
• Acarochelopodia delamarei Angelier, 1954
• Acartia (Acanthacartia) tonsa Dana, 1849-1852
• Acartia (Acartiura) clausii Giesbrecht, 1892
• Acartia clausi Giesbrecht, 1889 represented as Acartia clausii Giesbrecht, 1892 represented as Acartia (Acartiura) clausii Giesbrecht, 1892
• Acartia clausii Giesbrecht, 1892 represented as Acartia (Acartiura) clausii Giesbrecht, 1892
• Acartia tonsa Dana, 1849-1852 represented as Acartia (Acanthacartia) tonsa Dana, 1849-1852
• Actacarus bacescui Konnerth-Ionescu, 1970
• Actacarus bacescui bacescui Konnerth-Ionescu, 1970
• Actacarus ponticus Bartsch, 1999
• Agaue chevreuxi (Trouessart, 1889)
• Agauopsis brevipalpus (Trouessart, 1889)
• Agauopsis ibssi Bartsch, 1996
• Agauopsis marinovi Petrova, 1976
• Agetus typicus Krøyer, 1849
• Alona quadrangularis (O.F. Müller, 1776)
• Alona rectangula G.O. Sars, 1862 accepted as Coronatella rectangula (G.O. Sars, 1862)
• Alpheus dentipes Guérin, 1832
• Ameira parvula (Claus, 1866)
• Ameira parvula parvula (Claus, 1866) accepted as Ameira parvula (Claus, 1866)
• Amonardia similis (Claus, 1866)
• Ampelisca diadema (A. Costa, 1853)
• Amphiascopsis similis (Claus, 1866) accepted as Amonardia similis (Claus, 1866)
• Amphiascus parvulus (Claus, 1866)
• Amphiascus similis (Claus, 1866) accepted as Amphiascopsis similis (Claus, 1866) accepted as Amonardia similis (Claus, 1866)
• Amphibalanus amphitrite (Darwin, 1854)
• Amphibalanus eburneus (Gould, 1841)
• Amphibalanus improvisus (Darwin, 1854)
• Anomalocera patersoni Templeton, 1837 accepted as Anomalocera patersonii Templeton, 1837
• Anomalocera patersonii Templeton, 1837
• Anoplodactylus petiolatus (Krøyer, 1844)
• Anoplodactylus stocki Bacescu, 1958
• Apherusa bispinosa (Spence Bate, 1857)
• Apseudes acutifrons Sars, 1882 accepted as Apseudopsis acutifrons (Sars, 1882)
• Apseudes ostroumovi (Bacescu & Carausu, 1947) accepted as Apseudopsis ostroumovi Bacescu & Carausu, 1947
• Apseudopsis acutifrons (Sars, 1882)
• Apseudopsis ostroumovi Bacescu & Carausu, 1947
• Arctodiaptomus (Rhabdodiaptomus) salinus (Daday, 1885)
• Arctodiaptomus salinus (Daday, 1885) represented as Arctodiaptomus (Rhabdodiaptomus) salinus (Daday, 1885)
• Arctodiaptomus salinus salinus (Daday, 1885) accepted as Arctodiaptomus salinus (Daday, 1885) represented as Arctodiaptomus (Rhabdodiaptomus) salinus (Daday, 1885)
• Arhodeoporus gracilipes (Trouessart, 1889)
• Asellopsis sarmatica Jakubisiak, 1938
• Athanas nitescens (Leach, 1814)
• Athanas nitescens f. nitescens (Leach, 1814) accepted as Athanas nitescens (Leach, 1814)
• Atylus guttatus (A. Costa in Hope, 1851) accepted as Nototropis guttatus (A. Costa in Hope, 1851)
• Balanus amphitrite Darwin, 1854 accepted as Amphibalanus amphitrite (Darwin, 1854)
• Balanus eburneus Gould, 1841 accepted as Amphibalanus eburneus (Gould, 1841)
• Balanus improvisus Darwin, 1854 accepted as Amphibalanus improvisus (Darwin, 1854)
• Bathyporeia guilliamsoniana (Spence Bate, 1857)
• Bodotria arenosa Goodsir, 1843
• Bodotria arenosa mediterranea (Steuer, 1936)
• Bosmina (Bosmina) longirostris (O.F. Müller, 1785)
• Bosmina (Bosmina) longirostris cornuta (Jurine, 1820) accepted as Bosmina (Bosmina) longirostris (O.F. Müller, 1785)
• Bosmina (Bosmina) longirostris pellucida Stingelin, 1895 accepted as Bosmina (Bosmina) longirostris (O.F. Müller, 1785)
• Bosmina (Bosmina) longirostris similis (G.O. Sars, 1890) accepted as Bosmina (Bosmina) longirostris (O.F. Müller, 1785)
• Bosmina (Eubosmina) coregoni Baird, 1857
• Bosmina (Eubosmina) longispina Leydig, 1860 accepted as Bosmina (Eubosmina) coregoni Baird, 1857
• Brachynotus sexdentatus (Risso, 1827)
• Bryocamptus (Bryocamptus) minutus (Claus, 1863) represented as Bryocamptus (Bryocamptus) minutus minutus (Claus, 1863)
• Bryocamptus (Bryocamptus) minutus minutus (Claus, 1863)
• Bryocamptus minutus (Claus, 1863) represented as Bryocamptus (Bryocamptus) minutus (Claus, 1863) represented as Bryocamptus (Bryocamptus) minutus minutus (Claus, 1863)
• Calanipeda aquaedulcis Krichagin, 1873
• Calanipedia aquaedulcis Krichagin, 1873 accepted as Calanipeda aquaedulcis Krichagin, 1873
• Calanus euxinus Hulsemann, 1991
• Callianassa tyrrhena (Petagna, 1792) accepted as Gilvossius tyrrhenus (Petagna, 1792)
• Callinectes sapidus Rathbun, 1896
• Callipallene brevirostris (Johnston, 1837)
• Callipallene phantoma (Dohrn, 1881)
• Calocalanus pavo (Dana, 1849-1852)
• Canthocamptus staphilinus Jurine, 1820 accepted as Canthocamptus staphylinus (Jurine, 1820) represented as Canthocamptus staphylinus staphylinus (Jurine, 1820)
• Canthocamptus staphylinus (Jurine, 1820) represented as Canthocamptus staphylinus staphylinus (Jurine, 1820)
• Canthocamptus staphylinus staphylinus (Jurine, 1820)
• Canuella perplexa Scott T. & Scott A., 1893
• Caprella acanthifera Leach, 1814
• Carcinus aestuarii Nardo, 1847
• Carcinus maenas (Linnaeus, 1758)
• Carcinus maenas var. mediterranea Czerniavsky, 1884 accepted as Carcinus aestuarii Nardo, 1847
• Caromiobenella helgolandica (Claus, 1863)
• Caspihalacarus hyrcanus Viets, 1928 accepted as Halacarellus hyrcanus (Viets, 1928)
• Centraloecetes dellavallei (Stebbing, 1899)
• Centropages kroeyeri Giesbrecht, 1893
• Centropages ponticus Karavaev, 1895
• Cercopagis (Cercopagis) pengoi (Ostroumov, 1891)
• Ceriodaphnia reticulata (Jurine, 1820)
• Chironomus salinarius Kieffer, 1915
• Chondrochelia savignyi (Kroyer, 1842)
• Chydorus sphaericus (O.F. Müller, 1776)
• Clausocalanus arcuicornis (Dana, 1849-1852) represented as Clausocalanus arcuicornis arcuicornis (Dana, 1849-1852)
• Clausocalanus arcuicornis arcuicornis (Dana, 1849-1852)
• Cletocamptus confluens (Schmeil, 1894) represented as Cletocamptus confluens confluens (Schmeil, 1894)
• Cletocamptus confluens confluens (Schmeil, 1894)
• Cletocamptus retrogressus Schmankevitsch, 1875
• Clibanarius erythropus (Latreille, 1818)
• Copidognathides ampliatus Bartsch, 1999
• Copidognathus brachystomus Viets, 1940
• Copidognathus brevirostris Viets, 1927
• Copidognathus extensus Viets, 1940
• Copidognathus fabricii (Lohmann, 1889)
• Copidognathus lamellosus (Lohmann, 1893)
• Copidognathus magnipalpus (Police, 1909)