Cassianella cordillerana (FOSSIL) McRoberts & Blodgett,2000 † USA, Alaska, Dillingham
Cassianella decussata (FOSSIL) (Münster, 1841 †) USA, Alabama, Choctaw
Cassianella euglypha (FOSSIL) Laube, 1865 †
Cassianella gravinaensis (FOSSIL) Smith, 1927 † USA, Alaska, Ketchikan Gateway
Cassianella gryphaeata (FOSSIL) (Münster, 1841 †) Argentina, Río Negro, San Antonio
Cassianella lingulata (FOSSIL) W.M. Gabb, 1870 † Canada, British Columbia, Squamish-Lillooet
Cassianella nyanangensis (FOSSIL) Wen & T.C. Lan, 1976 †
Cassianella peruana (FOSSIL) Korner, 1937 † Argentina, Alumbre Creek
Cassianella shastensis (FOSSIL) Smith, 1927 †
Cassianella simplex (FOSSIL) C. Chen, 1976 † China, Guizhou, Guiyang
Cassianella subeuglypha (FOSSIL) Krumbeck, 1913 † United Arab Emirates, Khor Fakkan
Cassianella tenuistria (FOSSIL) (Münster, 1841 †) Mexico, Nuevo León, China