†Theodoxus (Calvertia) Ludlow 1909 (snail)
Gastropoda - Neritoidea - Neritidae
Alternative spelling: Calvertia
Parent taxon: Theodoxus according to O. Mandic and F. F. Steininger 2003
Sister taxa: Theodoxus crenulatus, Theodoxus cyrtocelis, Theodoxus doderleini, Theodoxus globosus, Theodoxus grateloupianus, Theodoxus imbricatus, Theodoxus lutetianus, Theodoxus mutinensis, Theodoxus obtusangula, Theodoxus oualaniensis, Theodoxus semiplicatus, Theodoxus sinjanus
Subtaxa: none
Ecology: epifaunal omnivore-grazer
Distribution: there are no occurrences of Theodoxus (Calvertia) in the database