eS ae, 
9, ATRACTASPIS. ‘517 
rows. Ventrals 210-215; anal entire; subcaudals 29-30, single: 
Uniform dark brown. 
Total length 330 millim. ; tail 28. 
Cape Verd. 
a. 2 (V. 210; C. 29). ——P Dr. St. George Mivart[P.]. (Type.) 
10. Atractaspis leucomelas. 
Atractaspis leucomelas, Bouleng. Ann. Mus. Genova, (2) xv. 1895, 
p. 16, pl. iv. tig. 2. 
Snout very short. Portion of rostral visible from above nearly as 
long as its distance from the frontal ; suture between the internasals 
half as long as that between the prefrontals; frontal once and two 
fifths as long as broad, much longer than its distance from the end 
of the snout, as long as the parietals; one pre-and one postocular ; 
temporals small, scale-like, 2+ 3; six upper labials, third and fourth 
entering the eye, tourth largest ; first lower labial forming a suture 
with its fellow behind the symphysial; three lower labials in 
contact with thechin-shields. Scales in 23 rows. Ventrals 243; 
anal entire ; subcaudals 27, nearly all single. Black above, with a 
white vertebral line, occupying one and two half rows of scales; 
ventrals and subcaudals, and four outer series of scales on each 
side, white ; neck entirely black; head white, with a black blotch . 
covering the nasals and the upper head-shields. 
Total length 575 millim.; tail 40. 
Ogaden, Somaliland. 
11. Atractaspis microlepidota. 
Atractaspis microlepidota, Giinth. Ann. § Mag. N. H. (8) xviii. 
1866, p. 29, pl. vii. fig. 3, and (6) i. 1888, p. 332; Bouleng. Ann. 
Mus. Genova, (2) xv. 1895, p. 16. 
—— fallax, Peters, Mon. Berl. Ac. 1866, p. 890, and in Decken’s 
Reise O.-Afr. iii. p. 17, pl. i. fig. 3 (1869). 
Snout very short, prominent, subcuneiform. Portion of rostral 
visible from above nearly as long as its distance from the frontal ; 
suture between the internasals as long as that between the pra- 
frontals ; frontal a little longer than broad, much longer than its 
distance from the end of the snout, longer than the parietals; one 
pre- and one postocular; temporals small, 2+3 or 4; six upper 
labials, third and fourth entering the eye and largest; first lower 
labial in contact with its fellow behind the symphysial; three 
lower labials in contact with the chin-shields. Scales in 29-37 
rows. Ventrals 212-245; anal entire; subcaudals 26-37, single. 
Uniform dark brown. 
Total length 540 millim.; tail 45. 
East and Central Africa. 
a. 2 (Se. 29; V. 212; C. 26). ——? beaks sd [ P.]. 
(Type.) 
b. 2 (Sc. 37; V. 245; C. 28). LL. Tanganyika. Sir J. Kirk [C |. 
SE 
