Frenzel, 2000 Caucasinidae Upper Cretaceous Maastrichtian North European Plain Ruegen Jasmund Peter Frenzel identified by scientist 1 / FEU-1006481 | Frenzel, 2000 Caucasinidae Upper Cretaceous Maastrichtian North European Plain Ruegen Jasmund Peter Frenzel type specimen holotype 2 / FEU-1006482 | (Cushman, 1922) Caucasinidae Holocene recent unknown Joseph A. Cushman identified by scientist 3 / FEU-1011214 | (Samailova, 1947) Caucasinidae Miocene Transylvanian Basin Jimbor and 25km around Lorand Silye identified by scientist 4 / FEU-1016329 | (Cushman & Parker, 1936) Caucasinidae unknown type specimen holotype 5 / FEU-1022751 | |||||
Loeblich & Tappan, 1964 Caucasinidae SINMNH type specimen holotype 6 / FEU-1023668 | --- Caucasinidae Miocene North European Plain Twistringen identified by M. Hesemann 7 / FEU-1024660 |