| San Marcos salamander | |
|---|---|
| |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Amphibia |
| Order: | Urodela |
| Family: | Plethodontidae |
| Genus: | Eurycea |
| Species: | E. nana
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| Binomial name | |
| Eurycea nana Bishop, 1941
| |
The San Marcos salamander (Eurycea nana) is a small species of aquatic, lungless salamander native to the United States, endemic to Spring Lake and a small region of the headwaters of the San Marcos River near Aquarena Springs, in Hays County, Texas. It is one to two inches long, with a slender body and external gills, and is reddish-brown in color.
- ^ Hammerson, Geoffrey; Chippindale, Paul (2004). "Eurycea nana". IUCN Red List of Threatened Species. 2004: e.T8391A12909269. doi:10.2305/IUCN.UK.2004.RLTS.T8391A12909269.en. Retrieved 29 April 2023.
- ^ "San Marcos salamander (Eurycea nana)". Environmental Conservation Online System. U.S. Fish & Wildlife Service. Retrieved 30 April 2023.
- ^ USDI (U.S. Department of the Interior), U.S. Fish & Wildlife Service (14 July 1980). "Endangered and threatened wildlife and plants; listing of San Marcos salamanders as threatened, the San Marcos gambusia as endangered, and the listing of critical habitat for Texas wild rice, San Marcos salamander, San Marcos gambusia, and fountain darter" (PDF). Federal Register. 45 (136): 47355–47364. Retrieved 30 April 2023.