78 COLUBRID.®. 
Dipsas fasciata, Fisch. Abh. Nat. Ver. Hamb. iii, 1856, p. 84, pl. iii. 
g. 5; Giinth. Cat. p. 173 (1858). 
—— valida, Fisch. l.c. p. 87, fig. 4; Giinth. l. ec. p. 172. . 
—— globiceps, Fisch, 1. c. p. 89, fig.6; Giinth. l.c. p. 173; F. Miill, 
- Verh. Nat, Ges. Basel, vii. 1885, p. 687. 
Toxicodryas blandingii, Hallow. Proc. Ac. Philad. 1857, p. 60. 
Dipsas fischeri, Jan, in A. Dum. l.c. p. 212. 
Boiga blandingii, Cope, Proc, Ac. Philad, 1860, p. 264. 
globiceps, Cope, 1. c. 
Dipsas fusca, Jan, Elenco, p. 104 (1868). 
—— cynodon, part., Jan, 1. c., and Icon, Gén. 38, pl. vi. fig. 2 (1871). 
—— regalis (Schleg.), Jan, Icon. l.c.; F. Miill. l.c. p. 687. 
? Dipsas globiceps, var. tumboensis, F. Miiil. 1. ¢. p. 38, 
Anterior palatine and mandibular teeth strongly enlarged. 
Rostral broader than deep, just visible from above; internasals 
broader than long, shorter than the prefrontals ; frontal as long as 
broad or slightly longer than broad, as long as or a little shorter 
than its distance from the end of the snout, shorter than the 
parietals; loreal nearly as long as deep; two (rarely one) pre- 
oculars, widely separated from the frontal; two (rarely three) post- 
oculars ; temporals 242 or 243; nine (rarely eight) upper labials, 
fourth, fifth, and sixth (or third, fourth, and fifth) entering the eye ; 
three or four lower labials in contact with the anterior chin-shields, 
which are smaller than the posterior. Scales in 23 (rarely in 21 or 
25) rows, vertebral row strongly enlarged. Ventrals 265-274; 
anal divided; subcaudals 123-147. Yellowish to dark olive above, 
with more or less distinct dark brown or black cross-bars, which 
may be interrupted on the vertebral line; some speciméns nearly 
uniform black; black bars on the posterior border of the upper 
labials, the one on the penultimate labials extending on the temple 
to the eye; ventrals and subcaudals yellowish to dark olive, with 
or without a darker edge. 
Total length 2200 millim. ; tail 500. 
West Africa, from the Senegal to the Congo; Zanzibar, 
a-b, c. 3 (V. 267, 265; - Sierra Leone. 
G. 183, 125) & yg. (V. 
265; O. 136). 
d. 2 (V. 264; ©. 125), Fantee. Leyden Museum. 
e 3 (V. aN B gg ges of Guinea, - 
f. . 274; C.?). il River, . H, Johnston Pa 
ihe (V. 268; ©.126) Gaboon, ih tas 
1] 
s 
O. 135). 
i, 2 (V. 266; 0.123). W. Africa, 
k. it (Se. 25; V.278; Zanzibar. 
21. Dipsadomorphus cynodon. 
Dipsas cynodon, Bote, Isis, 1827, p. 559; Guér. Icon. R. A., Rept. 
1. xxi. fig. 2 (1890); Schleg. Phys. Serp. ii. p. 268, pi. xi. Kgs, 10 
11 (1837); Giinth. Rept. Brit. Ind. p. 308 (1864); Jan, Toon, 
