50 THE SNAKES OF BRITISH EAST AFRICA 
Sub-Family III. — Bhachiodontinae. 
Genus Dasypeltis — 
Scabra. — Total length 2 feet 6 inches. Tail 4| inches. 
Generally pale olive or pale brown above, uniform or with dark- 
brown spots, usually disposed in three longitudinal series ; 
an A-shaped dark marking on the nape preceded by one or two 
on the head ; the latter may be broken up into spots ; upper 
labials with brown vertical bars ; belly yellowish uniform or 
dotted or spotted with brown or blackish. 
Specimens found at Kilimanjaro and East Kikuyu. — 
A dorsal series of large squarish or rhomboidal dark spots, 
separated by light intervals, alternating with a lateral series 
of spots or cross-bars ; belly spotted or dotted only at the 
sides. Another specimen found at Kilimanjaro no spots or 
markings of any kind. 
Sub-Family V. — Dipsadomorphinae. 
Genus Tarbophis — 
Semiannulatus. — Total length 2 feet 3| inches. Tail 
4| inches. Yellowish or pale brown above with twenty-four 
to thirty-four dark-brown and blackish transverse rhombial 
spots or cross-bars on the body ; head without any spots or 
markings, yellowish- white underneath. Found at Mombasa. 
Guentheri. — Total length 8 feet 5J inches. Tail 6| inches. 
Pale bluff or sandy grey above, uniform or with ill-defined 
brown variegations or cross-bars ; lower parts white. Found 
at Ngatana, East Africa. 
Genus Leptodira — 
Hotamboeia. — Total length 2 feet. Tail 8J inches. Scales 
smooth or faintly keeled, in nineteen (exceptionally seventeen) 
rows. Brown, olive or blackish above, uniform or with whitish 
dots which may form cross-bars, a black band on the temple, 
usually connected with its fellow across the occiput ; belly 
whitish. Found at Kilimanjaro and Meru. 
Genus Hemirhagerrhis — 
Kelleri. — Total length lOf inches. Tail 3J inches. Greyish 
or yellowish-brown above, with a dark-grey or olive, black- 
