54 LACERTIDE. 
as long as head and body; upper caudal scales strongly keeled. 
Greyish or brownish above, with large black spots sometimes 
confluent into irregular transverse bands on the back; the black 
spots with round white ones in the centre; lips with vertical 
black bars; lower surfaces white (in spirit), black-spotted in the 
adult, 
3. 2 
willim. millim. 
Total length ......... 0.0 ee ee eee 289 337 
ead vehakicm Sheer Lek eee OS 17 20 
Width of head .......... ce eee eee 12 14 
From end of snout to fore limb .... 27 35 
From end of snout to vent ....... 94 112 
Fore: Him) $55 cede wee vee torn a eie ee 24 27 
Bind mb: secede wee ce aes 35 39 
OD AT ly A dace fey aretha eS OS a Sakae 195 225 
South Africa. 
a, b-d. 5,9, & her. 8. Africa. Sir A. Smith [P.]. 
ef,g 5,2, & yg. S. Africa. 
ho. Peri Bush, 8.E. H. Trevelyan, Esq. [P.]. | 
Africa. 
uo. Eastern District of F. P. M. Weale, Esq. 
Cape Colony. [Peja 
k. d. Damaraland. 
9. LATASTIA. 
Latastia, Bedriaga, Ann. Mus. Genova, xx. 1884, p. 807; Lataste, 
Ann. Mus. Genova, (2) ii. 1885, p. 125. 
Head-shields normal. Nostril pierced between two or three 
nasals and the first upper labial. Lower eyelid scaly. Collar well- 
marked. Dorsal scales juxtaposed or imbricate; ventral shields 
quadrangular, feebly imbricate, smooth. Digits subeylindrical, with 
keeled lamelle inferiorly. Femoral pores. Tail long, cylindrical. 
East Africa north of the equator; Arabia. 
Synopsis of the Species. 
I. Dorsal and lateral scales small, subequal ; two superposed post- 
nasals. 
More than 50 scales (counting from the ven- [p. 55. 
trals) across the middle of the body ........ 1. longicaudata, 
Less than 50 scales across the body.......... 2. bosce, p. 56. 
IL., Scales on the back larger than those on the flanks, imbricate. 
Two superposed postnasals ; dorsal scales sharply 
Weeled ys isicshaca ie i-e baanie sai ween Mortrarest 618, bars 3. carinata, p. 56. 
A single postnasal; dorsal scales smooth or 
obtusely keeled ...... Sei aera tena eae 4. spinalis, p. 57. 
