USGS - science for a changing world

National Wetlands Research Center

All USGS NWRC only
Home | Staff Index | Contact Us | Jobs | Site Index 

South Central ARMI Graphic

Frog & Toad Species
Salamander Species
Glossary of Terms
Research Team

South Central ARMI

Guide to Louisiana Amphibians

Southern dusky salamander (Desmognathus auriculatus)

<< Previous | Next >>
  Click on the image to display a larger version.
  Range Map for Southern dusky salamander (Desmognathus auriculatus)
  Range map source: USGS National Amphibian Atlas, USGS Patuxent Wildlife Research Center
Alert and fast-moving salamander ranging from 3 to 5 inches in length. Brown or black dorsum with two irregular rows of white or reddish spots between front and back legs. Venter is black or dark brown with white spots. Light line runs from jaw to eye. Back limbs are stocky when compared to fore limbs. Tail is thick at base, compressed at the end and tapered above. Very active at night. Females lay up to 36 eggs in damp cavities underneath the ground from July to early September. Females guard eggs aggressively for about a month. Eggs hatch in late October and early November. Larvae grow quickly on land but may eventually enter water. Species inhabits cypress ponds and standing or near standing water, which is often mucky and acidic from decomposing organic matter. Species occurs throughout the State except in the coastal marshes.

Return to List of Salamander Species

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo logo U.S. Department of the Interior | U.S. Geological Survey
Web Site Technical Issues:
Web Site Content Questions:
Page Last Modified: Monday, 28-Sep-2015 14:01:54 EDT