Gastropoda - Murchisoniina - Eotomariidae

Alternative combinations: Pararaphistoma numismale, Pleurotomaria numismale, Raphistoma numismale

Belongs to Liospira according to E. L. Yochelson 1963

Sister taxa: Liospira aequalis, Liospira affinis, Liospira americana, Liospira angustata, Liospira biconvexa, Liospira cornovica, Liospira decipens, Liospira depressum, Liospira disciformis, Liospira docens, Liospira equilis, Liospira lenticularis, Liospira micula, Liospira modesta, Liospira obtusa, Liospira peneplana, Liospira perdepressa, Liospira persimilis, Liospira progne, Liospira robertsi, Liospira rossica, Liospira shohakuensis, Liospira simulans, Liospira stevensoni, Liospira striatula, Liospira subconcava, Liospira taihakuensis, Liospira uriconiensis, Liospira vitruvia, Liospira wesenbergense

Ecology: facultatively mobile epifaunal suspension feeder