- The
genus has
almost cosmopolitan distribution. Species:
Cheirodonta dupliniana (Olsson, 1916)
Cheirodonta labiata (Adams, 1854)
Cheirodonta pallescens...
-
varguezi †Coskinolina †Coskinolina
floridana Cosmotriphora †Cosmotriphora
dupliniana †Cosmotriphora
melanura †Costaglycymeris †Costaglycymeris
drymanos – type...
- Gmelin, 1791 Cr****atina Kobelt, 1881 Cr****inella Guppy, 1874 Cr****inella
dupliniana (Dall, 1903) Cr****inella
lunulata (Conrad, 1834) –
lunate cr****inella...
- Cr****inella
adamsi Olsson, 1961 Cr****inella coxa Olsson, 1964 Cr****inella
dupliniana (Dall, 1903) Cr****inella
ecuadoriana Olsson, 1961 Cr****inella johnsoni...
-
vetustissimus †Cosmodiscus †Cosmodiscus
elegans Cosmotriphora †Cosmotriphora
dupliniana Costacallista †Costacallista
emmonsi †Costaglycymeris †Costaglycymeris...
-
texana †Cr****atella
wilcoxi †Cr****atella
willcoxi Cr****inella †Cr****inella
dupliniana †Cr****inella
lunulata Cr****ostrea †Cr****ostrea
virginica †Crenatosiren...
