Vegas Valley Leopard Frog

Vegas Valley Leopard Frog

Taxobox
name = Vegas Valley Leopard Frog
status = EX | status_system = IUCN3.1
regnum = Animalia
phylum = Chordata
classis = Amphibia
ordo = Anura
familia = Ranidae
genus = "Rana"
species = "R. fisheri"
binomial = "Rana fisheri"
binomial_authority = Stejneger, 1893
synonyms =
"Lithobates fisheri" "Rana pipiens fisheri" "Rana onca fisheri" "Rana (Rana) fisheri" "Rana (Pantherana) fisheri"

range_

range_map_width = 250px
range_map_caption = Former range (in red)

The Vegas Valley Leopard frog ("Rana fisheri") is an extinctIUCN2006|assessors=Jennings, R. & Hammerson, G.|year=2004|id=19148|title=Rana fisheri|downloaded=10 December 2006] frog species. Once it occurred in the Las Vegas Valley, as well as Tule Springs, Clark County, southern Nevada, United States of America, at elevations between 370 and 760 m.Linsdale, J. M. 1940. Amphibians and reptiles of Nevada. Proceeding of the American Academy of Arts and Sciences 73(8):197-257.] Stebbins, R. C. 1951. Amphibians of western North America. University of California Press, Berkeley, California. ix+539 pp.] Stebbins, R. C. 1985. A field guide to western reptiles and amphibians. Houghton Mifflin Co., Boston, MA.. Mild. Nat. 77:323-355.] Jennings, R.D., Riddle, B.R. and Bradford, D. 1995. Rediscovery of Rana onca, the relict leopard frog, in southern Nevada with comments on the systematic relationships of some leopard frogs (Rana pipiens complex) and the status of populations along the Virgin River. Unpublished report.]

A. Vanderhorst collected ten specimens of this species at Tule Springs on 13 January 1942. These frogs were the last recorded specimens of the Vegas Valley leopard frog, and are now in the University of Michigan Museum of Comparative Zoology collection Platz, J. E. 1984. Status report for Rana onca Cope. Unpublished report prepared for Office of Endangered Species, U. S. Fish and Wildlife Service, Albuquerque, New Mexico. iv+27 pp.] Center for Biological Diversity and Southern Utah Wilderness Alliance. 2002. Petition to list the relict leopard frog (Rana onca) as an endangered species under the Endangered Species Act. ( [http://www.biologicaldiversity.org/swcbd/SPECIES/relictfrog/Petition.PDF Available online] )] . The Vegas Valley leopard frog is now believed to be extinctJennings, R.D., Riddle, B.R. and Bradford, D. 1995. Rediscovery of "Rana onca", the relict leopard frog, in southern Nevada with comments on the systematic relationships of some leopard frogs (Rana pipiens complex) and the status of populations along the Virgin River. Unpublished report.] . Extensive searches have failed to locate this species IUCN2006|assessors=Jennings, R. & Hammerson, G.|year=2004|id=19148|title=Rana fisheri|downloaded=10 December 2006] .

Footnotes

References


* (1983): Phylogeny and biogeography of the "Rana pipiens" complex: A biochemical evaluation. "Systematic Zoology' 32: 132-143.
* (1988): Systematics of the "Rana pipiens" complex: Puzzle and paradigm. "Annual Review of Systematics and Ecology" 19: 39-63.
* (2005): Phylogeny of the New World true frogs ("Rana"). "Mol. Phylogenet. Evol." 34(2): 299–314. doi|10.1016/j.ympev.2004.10.007 [http://www.cnah.org/pdf_files/215.pdf PDF fulltext] .
* (2007) Constraints in naming parts of the Tree of Life. "Mol. Phylogenet. Evol." 42: 331–338.

External links

* [http://research.amnh.org/herpetology/amphibia/references.php?id=21531 Amphibian Species of the World - Lithobates fisheri (Stejneger, 1893)]
* [http://www.petermaas.nl/extinct/speciesinfo/vegasvalleyleopardfrog.htm The Extinction Website - Vegas Valley Leopard Frog]


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