A Field Guide to Western Reptiles and Amphibians: Field Marks of All Species in Western North America, Including Baja California
Houghton Mifflin, 1985 - Nature - 336 pages
This guide describes 244 species plus 260 subspecies, including the key features needed to indentify them. The 600 illustrations show details of anatomy, reproduction, scale arrangement, and life stages. Full range information is given in 200 maps.
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LibraryThing ReviewUser Review - nbmars - LibraryThing
When something is slithering outside our windows (which is quite often, here in Tucson), I usually run and pull out a field guide in the hope of establishing just what sort of reptile has taken up ... Read full review