Type species: Heterocrisina abbottii Gabb & Horn, 1860 = Idmonea communis d'Orbigny, 1853.
This genus includes the species:
Voigt, 1987 | Late Cretaceous Maastrichtian | Netherlands | WoRMS 1403771 | |
(d'Orbigny, 1853) | Paleogene Paleocene Cretaceous-Paleocene |
USA New Jersey France, Germany |
WoRMS 1411472 |