Siphonaria (Heterosiphonaria) Hubendick 1945 (pulmonate)
Gastropoda - Basommatophora - Siphonariidae
Alternative spelling: Heterosiphonaria
Parent taxon: Siphonaria according to J. A. Todd 2001
Sister taxa: Siphonaria alternata, Siphonaria atra, Siphonaria capensis, Siphonaria capuloides, Siphonaria lessonii, Siphonaria wieseri
Subtaxa: none
Ecology: facultatively mobile epifaunal grazer
Distribution: found only at NMB Loc. 17512 - Quebrada Mare Abajo [Mare Fm] (Pliocene of Venezuela)