102. HOMALOSOMA. 275 
Rostral broader than deep, visible from above ; suture between 
the internasals a little shorter than or nearly as long as that 
between the prefrontals ; frontal once and a half to twice as long 
as broad, longer than its distance from the end of the snout, as long 
as the parietals, once and a half to once and two thirds as broad 
as the supraocular; nostril in the anterior half of the nasal, which 
is never in contact with the preocular; a small square loreal usually 
present ; one pre- and two (rarely one) postoculars ; temporals 1+ 2; 
six upper labials, third and fourth entering the eye; two pairs of 
chin-shields in contact with each other, the anterior in contact with 
three or four labials. Scales in 15 rows. Ventrals 115-144; anal 
entire; subcaudals 21-46. Coloration very variable; belly and 
lower surface of tail uniform yellowish in the middle and greyish 
on the sides, usually with a regular lateral series of black dots. 
Total length 390 millim. ; tail 65. 
South Africa. 
A. Pale brown or yellowish above, with a vertebral series of black 
dots; greyish olive or plumbeous on the sides, which are 
limited above by a series of black dots; lateral ventral dots 
large. 
a-e. gd (V. 122, 127; C.35, 5S. Africa. Sir J. Macgrigor [P.]. 
40); her. (V.. 127, 127; 
C. 34, 33), & yg. (V. 119; 
C. 31). 
S-9- @ (V. 184,126; C.28, S. Africa. 
33 
). 
A. 3, skeleton. S. Africa. 
B. Reddish brown above, blackish olive on the sides, greyish 
towards the belly ; a fine black vertebral line; lateral ventral 
dots large. 
t. 2 (V. 126; C. 27). S. Africa. 
C. Like the preceding, but the vertebral line and the ventral dots 
indistinct. 
k. 2 (V. 118; C. 87). Port Natal. Mr, T. Ayres [C.]. 
D. Uniform olive-brown above, passing to greyish on the sides ; the 
lateral ventral dots very small. 
l, 8 (V. 115; C. 45). S. Africa. 
E. Reddish brown or brick-red above, grey on the sides; lateral 
ventral dots well marked. 
m. 3 (V.118; C. 42). S. Africa. 
m9 (V. 128; C..37): Port Elizabeth. Mr. J. L. Drege [P.]. 
tT 2 
