Kornoutella bohemicus (FOSSIL) (Horný, 1963 †) Czech Republic, Bohemia
Mytoconula osloensis (FOSSIL) (E.L. Yochelson, 1977 †) Norway, Oslo
Mytoconula vonkai (FOSSIL) Horný, 2009 † Czech Republic
Protoconchioides conula (FOSSIL) (Walcott, 1884 †)
Protoconchioides douli (FOSSIL) D. Geyer, 1994 † Idaho, Bannock County
Protoconchioides hermitensis (FOSSIL) (Resser, 1945 †) Arizona, Coconino County
Protoconchioides palmeri (FOSSIL) (Shaw, 1962 †) USA, Wyoming
Protoconchioides rasettii (FOSSIL) D. Geyer, 1994 † Canada, British Columbia
Protoconchioides varians (FOSSIL) (Walcott, 1886 †) Vermont, Chittenden County
Protoconchioides virginica (FOSSIL) (Resser, 1938 †) USA, Virginia
Galeacalvus coronarius (FOSSIL) Jacquet & P. Brock,2016 † Australia, Flinders Ranges