Acanthocythereis senticosa (Baird, 1850) (additional source)
Astenocypris Mueller, 1912 (replacement name source)
Asterope adamsi (Baird, 1848) (new combination reference)
Asterope fascigera (Brady, 1902) (new combination reference)
Asterope glacialis Müller, 1912 accepted as Homasterope glacialis (Müller, 1912) (original description)
Asterope inermis (Müller, 1906) accepted as Cypridina inermis (Müller, 1906) (new combination reference)
Asterope ovalis (Müller, 1908) (new combination reference)
Brachycythere tarentina (Baird, 1850) accepted as Bosquetina tarentina (Baird, 1850) (new combination reference)
Bythoceratina wilsoni Yamaguchi, Matsui & Nishi, 2017 † (original description)
Bythocypris complanata sinuata (Seguenza, 1880) † (new combination reference)
Chlamydotheca flexilis (Brady, 1902) (new combination reference)
Chlamydotheca speciosa pallida (Claus, 1892) accepted as Chlamydotheca leuckarti var. pallida (Claus, 1892) (new combination reference)
Chlamydotheca speciosa speciosa Dana, 1849 (new combination reference)
Cyclasterope agassizii (Müller, 1870) accepted as Asteropella agassizii (Müller, 1870) (new combination reference)
Cyclasterope fusca (Müller, 1890) accepted as Asteropteron fuscum (Müller, 1890) (new combination reference)
Cyclasterope lobiancoi (Müller, 1894) accepted as Cycloleberis lobiancoi (Müller, 1894) (new combination reference)
Cypricercus acanthigera (Mueller, 1912) (taxonomy source)
Cypridina sarsi Müller, 1912 accepted as Skogsbergia sarsi (Müller, 1912) Poulsen, 1962 (original description)
Cypridopsis salina (Brady, 1907) (new combination reference)
Cypris (Eucypris) bicuspis (Claus, 1892) accepted as Strandesia bicuspis (Claus, 1982) (new combination reference)
Cythere lobiancoi Müller, 1912 accepted as Callistocythere lobiancoi (Müller, 1894) (original description)
Cythereis adunca (Brady, 1880) accepted as Neocytheretta adunca (Brady, 1880) (new combination reference)
Cythereis alderi (Brady, 1869) (new combination reference)
Cythereis audax (Brady & Norman, 1889) accepted as Bathycythere audax (Brady & Norman, 1889) (new combination reference)
Cythereis audei (Brady, 1869) (new combination reference)
Cythereis bermudas (Brady, 1880) accepted as Orionina bermudae (Brady, 1880) (new combination reference)
Cythereis brunnea (Brady, 1898) accepted as Hemicythere brunnea (Brady, 1898) (new combination reference)
Cythereis circumdentata (Brady, 1880) accepted as Wichmannella circumdentata (Brady, 1880) (new combination reference)
Cythereis clavigera (Brady, 1880) accepted as Ponticocythereis clavigera (Brady, 1880) (new combination reference)
Cythereis cluthae (Brady, Crosskey & Robertson, 1874) † accepted as Cluthia cluthae (Brady, Crosskey & Robertson, 1874) † (new combination reference)
Cythereis confluens (Reuss, 1856) † accepted as Hornibrookella confluens (Reuss, 1856) Al-furaih, 1977 † (new combination reference)
Cythereis convoluta (Brady, 1868) accepted as Radimella convoluta (Brady, 1868) (new combination reference)
Cythereis costata (Brady, 1866) accepted as Hermanites costatus (Brady, 1866) (new combination reference)
Cythereis craticula (Brady, 1880) accepted as Chrysocythere craticula (Brady, 1880) (new combination reference)
Cythereis cribriformis (Brady, 1866) accepted as Pistocythereis cribriformis (Brady, 1866) Whatley & Zhao (Yi-Chun), 1988 (new combination reference)
Cythereis curvicostata (Brady, 1880) (new combination reference)
Cythereis cymba (Brady, 1869) accepted as Aurila cymba (Brady, 1869) (new combination reference)
Cythereis cytheropteroides (Brady, 1880) accepted as Ruggieria cytheropteroides (Brady, 1880) (new combination reference)
Cythereis dasyderma (Brady, 1880) accepted as Ayressoleberis dasyderma (Brady, 1880) (new combination reference)
Cythereis dawsoni (Brady, 1870) accepted as Actinocythereis dawsoni (Brady, 1870) (new combination reference)
Cythereis dictyon (Brady, 1880) accepted as Bradleya dictyon (Brady, 1880) (new combination reference)
Cythereis dorsoserrata (Brady, 1880) accepted as Pennyella dorsoserrata (Brady, 1880) (new combination reference)
Cythereis dubia (Brady, 1868) accepted as Patagonacythere dubia (Brady, 1868) (new combination reference)
Cythereis emaciata (Brady, 1867) accepted as Celtia emaciata (Brady, 1867) (new combination reference)
Cythereis ericea (Brady, 1880) accepted as Marwickcythereis ericea (Brady, 1880) (new combination reference)
Cythereis exilis (Brady, 1880) accepted as Doratocythere exilis (Brady, 1880) (new combination reference)
Cythereis ferox (Brady, 1868) accepted as Acanthocythereis ferox (Brady, 1868) (new combination reference)
Cythereis flabellicostata (Brady, 1880) accepted as Ambostracon flabellicostatum (Brady, 1880) (new combination reference)
Cythereis foveolata (Brady, 1880) accepted as Loxoreticulatum foveolatum (Brady, 1880) (new combination reference)
Cythereis foveostriata (Brady, 1870) accepted as Chrysocythere foveostriata (Brady, 1870) Bold, 1966 (new combination reference)
Cythereis goujoni (Brady, 1868) accepted as Alocopocythere goujoni (Brady, 1868) (new combination reference)
Cythereis hamigera (Brady, 1868) accepted as Echinocythereis hamigera (Brady, 1868) (new combination reference)
Cythereis hartwigi Müller, 1912 (original description)
Cythereis hodgii (Brady, 1866) accepted as Thalmannia hodgii (Brady, 1866) (new combination reference)
Cythereis hoptonensis (Brady, Crosskey & Robertson, 1874) † accepted as Thaerocythere (Notopleura) hoptonensis (Brady, Crosskey & Robertson, 1874) † (new combination reference)
Cythereis ichthyoderma (Brady, 1890) accepted as Ponticocythereis ichthyoderma (Brady, 1890) (new combination reference)
Cythereis impluta (Brady, 1880) accepted as Austroaurila impluta (Brady, 1880) (new combination reference)
Cythereis innominata (Brady, 1898) accepted as Hemicythere innominata (Brady, 1898) (new combination reference)
Cythereis insulana (Brady, 1869) (new combination reference)
Cythereis irrorata (Brady, 1880) (new combination reference)
Cythereis lactea (Brady, 1866) accepted as Cythere lactea Brady, 1866 (new combination reference)
Cythereis lactea lactea (Brady, 1866) accepted as Cythere lactea lactea Brady, 1866 (new combination reference)
Cythereis lactea rudis (Brady, 1866) accepted as Cythere lactea rudis Brady, 1866 (new combination reference)
Cythereis lamellifera (Brady & Norman, 1889) (new combination reference)
Cythereis lauta (Brady, 1880) accepted as Chavocythere lauta (Brady, 1880) (new combination reference)
Cythereis lenisculpta (Brady, 1887) (new combination reference)
Cythereis lepralioides (Brady, 1880) accepted as Pseudokeijella lepralioides (Brady, 1880) Dingle, 1992 (new combination reference)
Cythereis logani (Brady & Crosskey, 1871) † accepted as Finmarchinella (Barentsovia) logani (Brady & Crosskey, 1871) † (new combination reference)
Cythereis marginata (Norman, 1862) accepted as Echinocythereis marginata (Norman, 1862) (new combination reference)
Cythereis melobesioides (Brady, 1869) accepted as Cythere melobesioides Brady, 1869 (new combination reference)
Cythereis milneedwardsii (Brady & Norman, 1889) (new combination reference)
Cythereis packardi (Brady, 1880) accepted as Radimella packardi (Brady, 1880) (new combination reference)
Cythereis pannosa (Brady, 1869) accepted as Jugosocythereis pannosa (Brady, 1869) (new combination reference)
Cythereis papuensis (Brady, 1880) accepted as Venericythere papuensis (Brady, 1880) (new combination reference)
Cythereis parallelogramm (Brady, 1880) (new combination reference)
Cythereis patagoniensis (Brady, 1880) (new combination reference)
Cythereis producta (Brady, 1866) accepted as Quadracythere producta (Brady, 1866) (new combination reference)
Cythereis pumicosa (Brady, 1866) accepted as Protocytheretta pumicosa (Brady, 1866) (new combination reference)
Cythereis pumila (Brady, 1866) accepted as Ambolus pumilus (Brady, 1866) (new combination reference)
Cythereis quadriaculeata (Brady, 1880) accepted as Spinileberis quadriaculeata (Brady, 1880) (new combination reference)
Cythereis quadridentata (Baird, 1850) accepted as Celtia quadridentata (Baird, 1850) (new combination reference)
Cythereis quadriserialis (Brady, 1890) accepted as Ponticocythereis quadriserialis (Brady, 1890) (new combination reference)
Cythereis radula (Brady, 1880) accepted as Agrenocythere radula (Brady, 1880) (new combination reference)
Cythereis ramdohri Müller, 1912 (original description)
Cythereis rastromarginata (Brady, 1880) accepted as Cletocythereis rastromarginata (Brady, 1880) (new combination reference)
Cythereis rectangularis (Brady, 1869) accepted as Caudites rectangularis (Brady, 1869) (new combination reference)
Cythereis reussi (Brady, 1869) accepted as Reussicythere reussi (Brady, 1869) (new combination reference)
Cythereis rimosa (Scott, 1894) (new combination reference)
Cythereis rubida (Brady, 1868) accepted as Hemicythere rubida (Brady, 1868) (new combination reference)
Cythereis sabulosa (Brady, 1880) accepted as Quadracythere sabulosa (Brady, 1880) (new combination reference)
Cythereis scalaris (Brady, 1880) accepted as Oblitacythereis scalaris (Brady, 1880) (new combination reference)
Cythereis scaphoides (Brady, 1870) (new combination reference)
Cythereis scotti (Brady, 1890) accepted as Thalmannia scotti (Brady, 1890) (new combination reference)
Cythereis sculptilis (Scott, 1894) (new combination reference)
Cythereis scutigera (Brady, 1868) accepted as Actinocythereis scutigera (Brady, 1868) (new combination reference)
Cythereis septentrionalis (Brady, 1866) accepted as Rabilimis septentrionalis (Brady, 1866) (new combination reference)
Cythereis squalidentata (Brady, 1880) (new combination reference)
Cythereis stolonifera (Brady, 1880) accepted as Ambocythere stolonifera (Brady, 1880) (new combination reference)
Cythereis subrufa (Brady, 1880) (new combination reference)
Cythereis suhmi (Brady, 1880) accepted as Dutoitella suhmi (Brady, 1880) (new combination reference)