1838
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Holbrook, John E. North American Herpetology; or, a Description of the Reptiles Inhabiting the United States. Volume 2. J. Dobson, Philadelphia, Pennsylvania. 130pp.
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1993
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Arnold, Steven J., Nancy L. Reagan, and Paul A. Verrell. Reproductive isolation and speciation in plethodontid salamanders. Herpetologica 49(2):216-228
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1997
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Carlin, Joel L. Genetic and morphological differentiation between Eurycea longicauda longicauda and E. guttolineata (Caudata: Plethodontidae). Herpetologica 53(2):206-217
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2010
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Kozak, Kenneth H. and John J. Wiens. Accelerated rates of climatic-niche evolution underlie rapid species diversification. Ecology Letters 13:1378-1389
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