Pyrgulopsis deserta is a species of freshwater snail in the family Hydrobiidae, the mud snails. It is known by the common names desert springsnail, Virgin springsnail, and St. George snail. It occurs in southwestern Utah and northwestern Arizona in the United States.
Pyrgulopsis deserta was originally described as Amnicola deserta by Henry Augustus Pilsbry in 1916.
Pilsbry's original text (the type description) reads as follows:
This article incorporates a public domain text from reference.