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130 BOID®. 
20. CHARINA. 
Charina, Gray, Cat. Sn. p. 113 (1849); Cope, Proc. Ac. Philad. 1861, 
. 805; Bocourt, Miss, Se. Mex., Rept. p. 511 (1882); Cope, Am. 
at. 1886, p. 298; Stejneyer, Proc. U.S. Nat. Mus. xiii. 1890, 
. 177; Cope, Proc, U.S. Nat. Mus. xiv. 1892, p. 592. 
Wenona, Baird § Gir. Proc. Ac. Philad. 1852, p. 176, and Cat. N. 
Am. Rept, p. 139 (1853); Jan, Icon. Gén. Ophid. p. 68 (1865) ; 
Bocourt, l. ce. p. 512. 
Pseudoeryx, Jan, Arch. f. Nat. 1862, p. 242, and Icon. Gén. p. 66. 
Anterior maxillary and mandibular teeth longest, gradually de- 
creasingin size. Head not distinct from neck, covered with shields ; 
rostral large; nostril between two nasals. Eye very small, with 
vertical pupil. Body cylindrical; scales small, smooth. Tail short, 
thick, not prehensile, rounded at the end; subcaudals single. 
Western North America. 
‘ 
1. Charina botte. 
Tortrix bottw, Blainv. Nouv. Ann. Mus. iv. 1835, p. 289, pl. xxvi. 
fig. 1. ‘ 
Charin bottee, pe por Pp. Zon rag Bocourt, Miss. Se. Mex., 
t. p. 511 (1882); Garm. N. Am. Rept. p. 7 (1883); Stejneger. 
Dee WS. Nat. Mos. il 1890, p. 181 ioe Proc. U.S. Nat. 
Mus. xiv. 1892, p. 592. 
Wenona plumbea, Baird § Gir. Proc. Ac. Philad. 1852, p. 176, and 
Cat. A Am, Rept. p. 1389 (1853); Girard, U.S. Rant: Exped., 
Herp. p. 112, zr vii. figs. 1-7 (1858); Jan, Icon. Gén. p. 69, 1. 8, 
pl. ii. fig. 2 (1864) ; Bocourt, 1. c. p. 512, pl. xxx. fig. 7. 
—— isabella, Baird § Gir. ll.cc. pp. 176,140; Girard, 1. ¢. p. 118, 
pl. vii. figs. 8-14. 
Pseudoeryx botte, Jan, Arch. f. Nat. 1862, p. 246, and Icon. Gén. 
p. 67, }. 3, pl. ii. fig. 1. 
Charina plumbea, Cope, Proc, Ac. Philad. 1861, p. 305, and 1883, 
p. 21; Stejneger, I. c. 
Snout rounded and prominent. Rostral large, as deep as broad 
or a little broader than deep, the portion visible from above at least 
two thirds its distance from the frontal; two or three pairs of 
shields between the rostral and the frontal; a small azygous pra- 
frontal sometimes present; nostril between two nasals, the anterior 
of which is usually fused with the internasal; frontal as broad as 
deep or broader than deep, followed by a short, single or divided 
parietal ; loreal present or fused with the prefrontals; one or two 
preoculars, the upper in contact with the frontal and not much 
smaller than the supraocular; two or three postoculars; eye in 
contact with one, two, or three labials, or separated from the labials 
by a series of suboculars ; eight to eleven upper labials. Scales in 
39 to 49 rows. Ventrals 192-211; anal entire; subcaudals 20-37. 
Yellowish, brown, or dark grey above, without any spots or mark- 
ings; yellow beneath. 
Total length 550 millim.; tail 50. 
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