Phantom cave snail

Phantom cave snail
Conservation status
Vulnerable (IUCN 2.3)^[1]
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Caenogastropoda clade Hypsogastropoda clade Littorinimorpha
Superfamily:	Rissooidea
Family:	Hydrobiidae
Subfamily:	Nymphophilinae
Genus:	Pyrgulopsis
Species:	P. texana
Binomial name
*Pyrgulopsis texana* (Pilsbry, 1935)
Synonyms^[2]
Cochliopa texana Pilsbry, 1935

The phantom cave snail or phantom cavesnail (Pyrgulopsis texana) is a species of very small freshwater snail with an operculum, an aquatic gastropod in the family Hydrobiidae.

Distribution

This species is endemic to the lower Pecos River basin, Texas, the United States.^[2]

^ Mollusc Specialist Group 1996. Cochliopa texana. 2006 IUCN Red List of Threatened Species. Downloaded on 6 August 2007.
^ ^a ^b Hershler R., Liu H.-P. & Lang B. K. (2010). "Transfer of Cochliopa texana to Pyrgulopsis (Hydrobiidae) and description of a third congener from the lower Pecos River basin". Journal of Molluscan Studies 76(3): 245-256. doi:10.1093/mollus/eyq002.