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A Key to Amphibians and Reptiles of the Continental United States and Canada
Language: en
Pages: 144
Authors: Robert Powell
Categories: Nature
Type: BOOK - Published: 1998 - Publisher: Lawrence, Kansas : University Press of Kansas

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A dichotomous key (that is, one that gives the user only two choices at each level of morphological scrutiny), it is designed for use in college-level herpetolo
Key to the Herpetofauna of the Continental United States and Canada
Language: en
Pages: 180
Authors: Robert Powell
Categories: Science
Type: BOOK - Published: 2019-07-26 - Publisher: University Press of Kansas

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This profusely illustrated comprehensive key for identifying amphibians and reptiles from the continental United States and Canada incorporates a wealth of scie
A Key to the Herpetofauna of the Continental United States and Canada
Language: en
Pages: 0
Authors: Robert Powell
Categories: Amphibians
Type: BOOK - Published: 2012 - Publisher:

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A profusely illustrated comprehensive key for identifying species of amphibians and reptiles from the continental United States and Canada.
A Field Guide to Reptiles & Amphibians
Language: en
Pages: 646
Authors: Roger Conant
Categories: Nature
Type: BOOK - Published: 1998 - Publisher: Houghton Mifflin Harcourt

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Descriptions and illustrations of reptiles and amphibians.
The Amphibians and Reptiles of Alberta
Language: en
Pages: 293
Authors: Anthony Patrick Russell
Categories: Amphibians
Type: BOOK - Published: 2000 - Publisher: University of Calgary Press

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Amphibians and reptiles (herpetofauna) are a significant but much-neglected component of the natural economy of the province of Alberta. The Amphibians and Rept