i 
a 
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———— 
T. 
44. Boopon, 331 
4. Boodon virgatus. 
Coelopeltis virgata, Hallow. Proc. Ac. Philad. 1854, p. 98. 
Bomdon nigrum, Fischer, Abh. naturw. Ver. Hamb. iii, 1856, &: 91, 
. pl. iii. fig. 2; A. Dum. Arch, Mus. x. 1859, p. 194, pl. xvii. fig. 2 ; 
Jan, Icon. Gén. 36, pl. ii. fig. 5 (1870). 
—— quadrivirgatum, Hallow. Proc, Ac, Philad, 1857, p. 56. 
Boodon geometricus, part., Giinth. Cat, p. 198 (1858). 
—— virgatus, Cope, Proc. Ac. Philad. T360, p- 261; Bouleng. Ann, 
Mus. Genova, (2) xii. 1891, p. 14. 
—— lineatus, var. nigra, Boetty. Ber. Senck. Ges, 1887-88, p. 71. 
—— ventralis, Giinth. Ann. § Mag. N. H. (6) i. 1888, p. 329, 
pl. xviii. fig. A. 
Eye moderate. Rostral broader than deep, just visible from 
above ; internasals about half as long as the prefrontals; frontal 
once and a half to once and two thirds as long as broad, as long as 
or a little longer than its distance from the end of the snout, a little 
shorter than the parietals; loreal longer than deep; one or two 
preoculars, extending to the upper surface of the head and usually 
in contact with the frontal; two postoculars; temporals 1+2; 
eight upper labials, fourth and fifth entering the eye; four lower 
labials in contact with the anterior chin-shields, which are a little 
longer than the posterior. Scales in 23 rows. Ventrals 186-212; 
anal entire; subcaudals 47-61. Uniform blackish brown, except 
the middle line of the belly, which is yellowish; two yellowish 
lines on each side of the head, the lower passing through the eye. 
Total length 850 millim.; tail 120. 
West Africa. 
a, 6.3 (V. 194; C.59)& Old Calabar. — Logan, ‘ 
2 (V. 205; C. 52). [P.]. een 
e. Yg. (V. 186; C. 61). Old Calabar. 
d. g (V. 202; C.?). Ashantee. 
e. Yg. (V. 190; C. 56). Interior of Ashantee. 
Ff. Hgr. d (V. 206; 0.57). W. Africa. J. C. Salmon, 
P 
gd (V.200; C.61). W. Africa. Esq, [P.]. 
(Types of 
B. contralis.) 
- 
5. Boodon guttatus. 
Lycodon guttatus, Smith, Ill. Zool. 8S. Afr., Rept. pl. xxiii. (1843). 
Alepecice annulifer Dum, § Bibr. vii. p. 416 (isoi)®; Ginth Cat. 
p- 196 (1858). 
Boodon guttatus, Bouleng. Ann. Mus, Genova, (2) xii. 1891, p. 14. 
Snout rather prominent, the rostral well visible from above ; 
internasals much shorter than the prefrontals ; frontal once and a 
half as long as broad; loreal trapezoid, elongate; one pre- and two 
postoculars ; temporals 142; nine upper labials, two entering the 
eye. Scales in 23 rows. Ventrals 196; anal entire; subcaudals 
* Smith's and Duméril and Bibron’s descriptions appear to me to be drawn 
up from the same specimen, 
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