7. TROPIDOSAURA. 51 
Head-shields normal. Nostril pierced between two or three 
nasals, well separated from the first labial. Lower eyelid scaly. 
Collar absent; a short fold in front of the arm. Back covered with 
large hexagonal-lanceolate, strongly keeled, and imbricate scales ; 
ventral plates smooth, imbricate. Digits subcylindrical, with smooth 
or indistinctly keeled lamelle inferiorly. Femoral pores. Tail 
cylindrical. 
South Africa. 
1. Tropidosaura montana. 
Notopholis ? capensis, Gray, Cat. p. 34. 
Tropidosaura montana, Gray, 1. c. p. 85. 
Lacerta (Trapidosanrnsy montanus, Gray, Griff. A. K. ix. Syn. p. 35. 
Tropidosaura montana, Dum. & Bibr. v. p. 172; Bedr. 1. c. p. 428. 
burchellii, Smith, Ill. S. Afr., Rept., App. p. 7. 
In habit similar to Lacerta vivipara. Usually two superposed 
postnasals, the lower of which may form a suture with the rostral ; 
supraoculars in contact with the supraciliaries, first largest and 
separated from the loreal by a very small shield, third smallest ; 
interparietal much longer than broad; occipital small ; two enlarged 
supratemporal shields border the parietal; temple with irregular 
smooth shields ; an enlarged tympanic shield ; subocular bordering 
the lip, between the fourth and fifth upper labials. Gular scales 
large and strongly imbricate; the two or three anterior pairs of 
chin-shields in contact. 24 to 30 scales, ventrals included, ronnd 
the middle of the body. Ventrals strongly imbricate, in six lon- 
gitudieal series, those of the median and outer series scarcely 
broader than long, the others much broader than long; they form 
22 to 26 transverse series. A large median preanal plate, bor- 
dered by one or two semicircles of small plates. The adpressed 
hind limb does not reach the axilla. 4 to 7 femoral pores on 
each side. Tail about twice as long as head and body. Olive- 
brown above, with two dark and two light longitudinal streaks on 
each side; a more or less distinct dark vertebral streak; lower 
surfaces pale, uniform or spotted with black. 
millim. millim, 
Total length ..............00008. 167 142 
Head joes seats ona digas Bia wie teed date 12 10 
Width of head ..............000- 8 6 
From end of snout to fore limb .... 20 15 
From end of snout to vent ........ 57 49 
Foxe: Lim iss sisi a ce cone seer TS ook oe 18 15 
Hind limb. ........-0. 000s eevee 26 19 
Pail gaits cesg eo evant eae Gaee 110 93 
Eastern districts of the Cape Colony and Kaffraria. 
a. Stuffed. 8. Africa. (Type of Notopholis capensis.) 
b-e. SQ. 8. Africa. Sir A. Smith [P.]. (Types of 
Tropidosaura burchellii.) 
E2 
