8. Red-backed Salamander. Plethodon erythronotus.
Length, three-and-one-half inches; gray-brown, with a red stripe along; the back; slender. Quite common.
9. Stout Salamander. Plethodon glutinosus.
Length, six inches; black, with bluish-gray spots and specks; stouter than No. 8. Terrestrial.
10. Four-toed Salamander. Hemidactylium scutatum.
Length, two-and-one-half inches; brown, white underneath, with black spots; four toes on hind feet. Southern.
11. Dark Blunt-nosed Salamander. Amblystoma opacum.
Length, three-and-one-half inches; black, with fourteen blue-gray crossbars; belly, dark-blue. Western and Southwestern.
12. Tiger Salamander. Amblystoma tigrinum.
Length, eight inches; dark brown, with yellow crossbars and blotches; body, thick and strong.
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