This species has a black, trunk-like, decollated shell. It differs from P. semoni in its angulated whorls and smooth shell with two prominent spiral grooves below the suture.
Pseudopotamis supralirata (E. A. Smith, 1887)
Class Gastropoda
Infraclass Caenogastropoda
Megaorder Cerithiimorpha
Order Cerithiida
Superfamily Cerithioidea
Family Pachychilidae
Genus Pseudopotamus Martens, 1894
Original name: Melania supralirata E. A. Smith, 1887. In Smith, E. A. (1887). Notes on Australian species of Bythinia, Segmentina and Fusus and descriptions of a new Melania. Journal of Conchology 5: 235 - 238.
Type locality: Prince of Wales Island, Torres Strait, Queensland.
Synonym: Pseudopotamis finschi Martens, 1894
Lives in small freshwater ponds.
Prince of Wales Island, Torres Strait, Queensland.
Glaubrecht, M. & Rintelen, T., von (2003). Systematics, molecular genetics and historical zoogeography of the viviparous freshwater gastropod Pseudopotamis (Cerithioidea, Pachychilidae): a relic on the Torres Strait Islands, Australia. Zoologica Scripta 32: 415-435.
