at 
: 8. NucRas. 53 
lines ; sides usually dark brown, with round white spots or vertical 
bars ; lower surfaces white, immaculate. 
muillin, millim. 
Total length ...............00005 250 234 
Head cis. os wee res et aiws oaks oie 18 19 
Width of head .................. 12 13 
From end of snout to fore limb .... 28 30 
From end of snout to vent ........ 80 94 
Fore mb ¢aveen ce eiens ben eu ewe 25 26 
Hand: Hibs aani ae cee Sesacghep we ka 38 40 
Tak: caigiweaveteriieusaed ‘.... 170 140 * 
Tropical and South Africa. 
a-b, c-d, e-f, g-1, S. Africa. Sir A. Smith [P.}. 
k. 3,2, & her 
t. Her. 8. Africa. 
m, Yg. _Zambesi. Sir J. Kirk [P.]. (ype of 
Tetra ornata.) 
no, dQ. Lake Nyassa. 
2. Nucras delalandii. 
Nueras lalandii, Gray, Cat. p. 33, 
Lacerta lalandii, M-Edw. Ann. Sc. Nat. xvi. 1829, pp. 70, 84. 
intertexta, Smith, Mag. N. H. (2) ii. 1888, p. dg 
Eremias (Nucras) lalandii, Gray, Ann. N. H. i. 1838, p. 280. 
- Lacerta delalandii, Dum. & Bibr. v. p. 241, pl. xlviii. 
Bettaia delalandii, Bedriaga, Abh. Senckenb. Ges. xiv. 1886, p. 435. 
’ Body much elongate in the adult; head small, not depressed, its 
length (to ear-opening) contained five and one fourth to six times 
in the length from end of snout to vent in the adult, four and a half 
to five times in the young. Two superposed postnasals ; no granules 
between the supraoculars and the supraciliaries ; interparietal long 
and narrow; occipital very small; subocular bordering the lip 
between the fourth and fifth (rarely fifth and sixth) upper labials; 
temple granular; two or three enlarged supratemporals border the 
parietal; tympanic absent or very small. Gular scales small, 
smooth ; collar with very slightly toothed edge, formed of 7 to 13 
plates. Dorsal scales granular, smooth, larger on the sides, where 
-they pass into the ventrals; 35 to 40 scales across the middle of 
the body; ventrals in 8 longitudinal series, outer narrowest, and 
33 to 37 transverse series. Preanal region with several plates, 
the postero-median of which is usually the largest. Limbs short, 
separated or just meeting when adpressed in the adult, overlapping 
in the young; foot not longer than the head (to occipital shield). 
Femoral pores 10 to14. Tail thick, once and two thirds to twice 
* Tail injured. 
