92 
AjrarALS- of the Trahsvaal Museum. 
Three supraoculars, the first being largest ; body subquadrangular ; 
the scales transversely elongated. Back intermediate between greenish- 
white and pale flesh-red, with two longitudinal lines of closely set brownish- 
red dots ; sides brownish-red ; under parts much paler. 
S. bicolor Smith. 
Herpetosaura. 
Limbs present, each with five digits ; twenty-two scales round the 
body. Head darker than the body, the middle portions of the scutes 
almost black ; suture lines paler-brown ; the body brown, with longi- 
tudinally arranged black spots, largest on the sides of the body and on the 
tail; ventrally also with small black spots. H. mira Boux. 
Limbs absent ; four supraoculars, the three anterior ones subequal ; 
six supraciliaries ; twenty scales round the body ; frontal about twice 
as long as fronto-nasal ; tail shorter than the body. Silvery or light- 
brown above, the sides and lower surfaces dark-brown or blackish ; 
sometimes pale ventrally, and the pale dorsal area may have a darker 
broad median band. H. anguina Boul. 
Limbs absent ; three supraoculars ; five supraciliaries ; first supra- 
ocular considerably bigger than the second or the third ; frontal a little 
longer than the fronto-nasal. Pale in colour, with two or four series of 
black dots along the back, and four to six on the sides, sometimes forming 
by fusion a dark lateral band. H. arenicola Pet. 
Sepsina. 
Feet with five digits ; limbs small, the posterior one equal in length to 
the distance between the base of anterior limb and the gape of the mouth, 
the anterior limb equal in length to three-fourths of its distance from the 
ear opening. Light-brown above, with black spots along the series of 
scales, more distinct laterally ; a pale dorso-lateral streak, commencing 
on the snout. S. weberi Boux. 
Feet with three digits; limbs very small, fore limb hardly one-third 
the length of the hind limb. Fawn-brown above ; four rows of scales on 
each side, with a dark line in the centre, forming interrupted streaks. 
M. grammica Cope. 
Melanoseps. 
Three supraoculars, first largest ; first upper labial largest, third 
entering the orbit ; twenty-two scales round the middle of the body ; 
tail about one-fifth the total length. Blackish-brown above and below, 
the scales edged with lighter brown. M. ater Pet. 
Typhlacontias. 
Supranasal and fronto - nasal transversely elongated ; four upper 
labials, the third entering the eye ; a loreal present, also two minute pre- 
oculars ; two supraoculars ; two small postoculars, and two small widely 
separated prefontals ; eighteen scales round the body. Brown above, 
with a darker mid-dorsal band ; ventrally yellowish-brown. 
T. gracilis Boux. 
