River Frog

Taxobox
name = River Frog


status = LC | status_system = IUCN3.1
regnum = Animalia
phylum = Chordata
classis = Amphibia
ordo = Anura
familia = Ranidae
genus = "Rana"
species = "R. heckscheri"
binomial = "Rana heckscheri"
binomial_authority = Wright, 1924
synonyms = The River Frog ("Rana heckscheri") is a species of frog in the family Ranidae.It is endemic to the United States.Its natural habitats are temperate forests, rivers, swamps, freshwater lakes, and freshwater marshes.It is threatened by habitat loss.

ource

* Hammerson, G. 2004. [http://www.iucnredlist.org/search/details.php/58614/all Rana heckscheri] . [http://www.iucnredlist.org 2006 IUCN Red List of Threatened Species. ] Downloaded on 23 July 2007.
* (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.