Acella haldemani
Animalia | Mollusca | Gastropoda | Basommatophora | Lymnaeidae | Acella | Acella haldemani
Zaptychius wyomingensis
Biota | Animalia | Mollusca | Gastropoda | Heterobranchia | Euthyneura | Tectipleura | Eupulmonata | Ellobiida | Ellobioidea | Ellobiidae | Zaptychiinae | Zaptychius | Zaptychius wyomingensis
|  |  | Cuvier, 1795 | Burmeister, 1837 |  |  | Haszprunar & Huber, 1990 |  | L. Pfeiffer, 1854 (1822) | L. Pfeiffer, 1854 (1822) | Wenz, 1938 | Walcott, 1883 | (J. Henderson, 1920)