Sphenosphaera centervillensis (FOSSIL) (Foerste, 1923 †)
Bellerophon chapmani (FOSSIL) Blodgett, 1992 †
Bellerophon chesterensis (FOSSIL) Weller, 1920 †
Bellerophon clarki (FOSSIL) A.H. Clarke & Swartz,1913 †
Bellerophon clausus (FOSSIL) C. Gemmellaro, 1889 †
Waagenella claxtonensis (FOSSIL) Thein & Nitecki, 1974 †
Bucanopsis comata (FOSSIL) (J. Perner, 1903 †)
Bellerophon complanatus (FOSSIL) E.L. Yochelson, 1960 †
Cymbularia compressa (FOSSIL) E.F.R.K. Koken& J. Perner, 1925 †
Bellerophon compressus (FOSSIL) C.L.F. von Sandberger& C.L.F. von Sandberger, 1853 †
Sphenosphaera consimilis (FOSSIL) (Savage, 1913 †)
Ptychosphaera constricta (FOSSIL) J. Perner, 1903 †
Bellerophon contortus (FOSSIL) d'Eichwald, 1856 †
Ptychosphaera convolutus (FOSSIL) (de Koninck, 1876 †)
Bellerophon corriei (FOSSIL) de Ferrusac & d'Orbigny,1840 †
Bellerophon costatus (FOSSIL) Sowerby, 1825 †
Bellerophon crassoides (FOSSIL) Reed, 1925 †
Bellerophon crassus (FOSSIL) F.B. Meek & A.H. Worthen,1860 †
Bellerophon cresswelli (FOSSIL) R. Etheridge jr., 1891 †
Bellerophon creswelli (FOSSIL) R. Etheridge jr., 1891 †
Bellerophon cristatus (FOSSIL) C. Gemmellaro, 1889 †
Cymbularia cultrijugata (FOSSIL) (F.A. Roemer, 1876 †)
Bellerophon cylindricus (FOSSIL) C. Gemmellaro, 1889 †
Bellerophon cymbularia (FOSSIL) de Sowerby in Murchison,1839 †
Bellerophon daubenyi (FOSSIL) C. Gemmellaro, 1889 †
Cymbularia decipens (FOSSIL) (Reed, 1921 †)
Cymbularia decorata (FOSSIL) Ríha, 1936 †
Bellerophon deflectus (FOSSIL) Chronic, 1952 †
Bellerophon demaneti (FOSSIL) Weir, 1931 †
Bellerophon denckmanni (FOSSIL) A.H. Clarke, 1904 †
Bellerophon depauperatus (FOSSIL) R.M. Branson, 1930 †
Bucanopsis diabloensis (FOSSIL) Wahlman, 1992 †
Dicellonema dicellonemata (FOSSIL) Yu & Wang, 1975 †
Cymbularia drummuckensis (FOSSIL) Reed, 1921 †
Waagenella dumonti (FOSSIL) (A.E.J. Férussac& A.V.M.D. D'Orbigny, 1840 †)