. The reptiles of western North America, an account of the species known to inhabit California and Oregon, Washington, Idaho, Utah, Nevada, Arizona, British Columbia, Sonora and Lower California. lf by biting. A female caughtin June contained large eggs. A specimen from Carmel hadeaten six young mice. It regurgitated four of these whenhandled, but soon swallowed one again. Cope records oneof these snakes captured in the act of swallowing a blue-bellied lizard, and Mr. Slevin found one which had eatentwo of these lizards {Sceloporus occidentalis occidentalis). 140. Charina bottas utahensis Van
. The reptiles of western North America, an account of the species known to inhabit California and Oregon, Washington, Idaho, Utah, Nevada, Arizona, British Columbia, Sonora and Lower California. lf by biting. A female caughtin June contained large eggs. A specimen from Carmel hadeaten six young mice. It regurgitated four of these whenhandled, but soon swallowed one again. Cope records oneof these snakes captured in the act of swallowing a blue-bellied lizard, and Mr. Slevin found one which had eatentwo of these lizards {Sceloporus occidentalis occidentalis). 140. Charina bottas utahensis Van Denburgh Great Basin Rubber Snake Plate 60 Charina bottce Van Denburgh & Slevin, Proc. Cal. Acad. Sci., Ser. 4,Vol. 5, No. 4, 1915, p. 106; Stejneger & Barbour, Check ListN. Amer. Amph. Rept., 1917, p. 74 (part); Ortenburger, Copeia,1921, No. 100, p. 84 (?). Charina botta utahensis Van Denburgh, Proc. Cal. Acad. Sci., Ser. 4,Vol. 10, No. 3, 1920, p. 31 (type locality, Little CottonwoodCanyon, Wasatch Mountains, Wasatch County, Utah); VanDenburgh & Slevin, Proc. Cal. Acad. Sci., Ser. 4, Vol. XI,1921, pp. 40, 44. Oc. Papkrs Acad, St i., i,. X [ \ \\ I 6n. oC a o 25. CHARINA 64-3 Description.—Top of head very slightly rounded,covered with plates which vary in size, shape and a large frontal, bordered on each side by two supra-oculars and behind by a broad crescent-shaped plate. Usuallythree pairs of plates, with or without one or more smallazygous plates, between frontal and rostral. Loreals vari-able. Labial plates sometimes entering orbital ring, anteriorlabials very high. Scales on body smooth, imbricate, aboutas wide as long, and arranged in 41 (or perhaps 43) longi-tudinal rows, lowest row in each side being formed of largerscales. Gastrosteges rather narrow and ranging in numberfrom 202 to 210. Urosteges in one series of from 33 to spurs small. Tail very short and nearly as blunt ashead. All the upper surfaces are yellowish
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