Somarctica abunkumensis (FOSSIL) Tamura 1960 †
Isocyprina alcyon (FOSSIL) (A.V.M.D. D'Orbigny,1850 †) France, Picardie
Antarctica ampliforma (FOSSIL) Gardner, 2005 † New Zealand
Isocyprina ancatruzi (FOSSIL) H.A. Leanza, 1942 † Mexico, Sonora
Arctica anglica (FOSSIL) Woods 1907 † UK, Isle of Wight
Venericyprina argillacea (FOSSIL) Casey 1952 †
Roudairia auressensis (FOSSIL) (Coquand 1862) †
Aquilonia bashibulakeensis (FOSSIL) Lan & Wei 1995l †
Anisocardia bathensis (FOSSIL) L.R. Cox, 1947 † UK, England, Wiltshire
Anisocardia beaumonti (FOSSIL) (d'Archiac, 1843 †) France, Picardie
Isocyprina bella (FOSSIL) (J. Lycett, 1863 †) UK, England, Wiltshire
Proveniella bernensis (FOSSIL) (Leymerie 1842) †
Isocyprina bradfordensis (FOSSIL) Cox † UK, Dorset
Roudairia brasiliensis (FOSSIL) C.J. Maury, 1930 † Brazil, Paraíba
Isocyprina burtonensis (FOSSIL) (J. Lycett, 1863 †) UK, Dorset
Arctica calabra (FOSSIL) Seguenza, 1876 † Afghanistan, Takhar
Arctica cancriniana A.V.M.D. D'Orbigny, 1845
Etea carolinensis (FOSSIL) T.A. Conrad, 1875 † Argentina, Huantraico
Anisocardia caudata (FOSSIL) (Lycett) † UK, England, Gloucestershire
Procyprina centralis (FOSSIL) R. Casey, 1952 † UK, Lincolnshire
Isocyprina cheltensis (FOSSIL) L.R. Cox, 1947 † UK, England, Gloucestershire
Dividella chetaensis (FOSSIL) Yazikova 1996 †
Pronoella cinnabarensis (FOSSIL) Stanton, 1899 † Idaho, Teton County
Anisocardia clarissima (FOSSIL) (J. Leckenby, 1859 †) UK, Yorkshire
Isocyprina concentrica (FOSSIL) (J.E.S. Moore, 1861 †) UK, Yorkshire
Pseudotrapezium cordiforme (FOSSIL) (G.P. Deshayes †) China, Qinghai70 mm
Arctica cordiformis (FOSSIL) Stefanini, 1939 † Somalia, Gedo, Baar-Dheere
Anisocardia cucullata (FOSSIL) (R. Tate, 1873 †) UK, Scotland
Arctica cuneata G.B. Sowerby, 1907
Pronoella curvirostris (FOSSIL) L.R. Cox, 1947 † UK, England, Gloucestershire
Pygocardia cyprinoides (FOSSIL) (Sandberger 1861) †
Anisocardia davidsoni (FOSSIL) (J. Lycett, 1863 †) UK, England, Somerset
Pseudotrapezium depressum (FOSSIL) R.B. Newton, 1895 †
Pronoella desioi (FOSSIL) Ronchetti, 1970 † Afghanistan
Isocyprina eboracensis (FOSSIL) W.J. Arkell, 1934 † UK, Yorkshire