Gila tryonia

Gila tryonia
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Caenogastropoda

clade Hypsogastropoda
clade Littorinimorpha

Superfamily: Rissooidea
Family: Hydrobiidae
Genus: Tryonia
Species: T. gilae
Binomial name
Tryonia gilae
Taylor, 1987

The Gila tryonia (Tryonia gilae) is a species of freshwater snail in the family Hydrobiidae, the mud snails. It is endemic to Arizona in the United States, where it is known only from Graham County.[1]

This snail has a conical, elongated shell reaching about 3.4 millimeters in length and 3.3 in height. The shell is transparent. The animal has fleshy lips on its snout.[2]

This snail is occurs at just a few spots in springs in the Upper Gila River system near Bylas, Arizona.[1]

References

  1. 1 2 NatureServe. 2014. Tryonia gilae. NatureServe Explorer. Version 7.1. Accessed September 13, 2014.
  2. Tryonia gilae. Invertebrate Abstracts. Arizona Game and Fish Department.

External links

This article is issued from Wikipedia - version of the Sunday, September 14, 2014. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.