- Cooper, 1953
Calyptaulax cornwalli Ross, Jr. and Barnes, 1967
Calyptaulax holstonensis Raymond, 1925
Calyptaulax incepta Whittington, 1965
Calyptaulax norvegicus...
- raveneli**** Lea, 1834 Unio
rudis Conrad, 1837 Unio
patulus Conrad, 1838 Unio
holstonensis Lea, 1840 Unio
argenteus Lea, 1841 Unio
decisus Küster, 1852 Unio mundus...
- Chen & Du, 2017
Sweltsa hoffmani Kondratieff & Kirchner, 2009
Sweltsa holstonensis Kondratieff & Kirchner, 1998
Sweltsa hondo Baumann & Jacobi, 1984 Sweltsa...
- †Orthoceras †Orthorhynchula †Orthorhynchula
linneyi †Oxoplecia †Oxoplecia
holstonensis Contents A B C D E F G H I J K L M N O P Q R S T U V W X Y Z †Pachidictya...
-
unidentified comparable form †Oxoplecia †Oxoplecia
gibbosa †Oxoplecia
holstonensis †Oxoplecia
hostonensis †Oxoplecia
multicostellata †Oxoplecia simulatrix...
