Gila tryonia

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]

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

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

References
  1. NatureServe. 2014. Tryonia gilae. NatureServe Explorer. Version 7.1. Accessed September 13, 2014.
  2. Tryonia gilae. Invertebrate Abstracts. Arizona Game and Fish Department.
  • Bogan, A.E. 1996. Tryonia gilae. The IUCN Red List of Threatened Species. Version 2014.2. Downloaded on 14 September 2014.


This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.