Like N. porrecta this species has a pyriform aperture but differs in not having the last half whorl extended into a straight tube and the peristome is not flared.
Ngalidrobia pyriforma Ponder, Humphreys, Shea, Dolman & Criscione, 2022.
Class Gastropoda
Infraclass Caenogastropoda
Order Littorinida
Suborder Rissoidina
Superfamily Truncatelloidea
Family Tateidae
Genus Ngalidrobia Ponder, Humphreys, Shea, Dolman & Criscione, 2022
Original name: Ngalidrobia pyriformia Ponder, Humphreys, Shea, Dolman & Criscione, 2022. In Ponder, W. F., Humphreys, W. F., Shea, M. E., Dolman, G. & Criscione, F. (2022). Subterranean Tateidae (Gastropoda; Caenogastropoda; Truncatelloidea) from the Ngalia Basin, Northern Territory, Australia. Molluscan Research 42: 50-72.
Type locality: In groundwater sampled from Rabbit Hole Bore, Central Mount Wedge East Station, Ngalia Basin, Northern Territory.
Members of this genus live in ground water and very little is known of their biology. They presumably feed on bacterial films.
Known only from the type locality.
Ponder, W. F., Humphreys, W. F., Shea, M. E., Dolman, G. & Criscione, F. (2022). Subterranean Tateidae (Gastropoda; Caenogastropoda; Truncatelloidea) from the Ngalia Basin, Northern Territory, Australia. Molluscan Research 42: 50-72.
