80 LACERTIDE, 
black and whitish spots on each side; young with two whitish longi- 
tudinal streaks on each side; lower surfaces yellowish white. 
willim, millim. 
Total length...........e ee eee ees 203 227 
Heads tote eka oak nee RS 16 18 
Width of head ......-.-.-e eee ee 11 12 
From end of snout to forelimb .... 27 31 
From end of snout to vent ........ 68 V7 
Horehimbng sac3 da cece ie ee a 26 28 - 
Hind lMb  ccsetes ceases eases 37 42 
Maal aid, cucdtectiane a adonieeoeaike Mea eee tee 135 150 
Damaraland, Kalahari Desert, South-east Africa. 
a, b-d. 3 & yg. Kalahari Desert. Sir A Smith [P.]. 
e. 9. Lake Nyassa. B. Thellwall, Esq. [C.]. 
14. EREMIAS. 
Podarcis, part., Wagler, Syst. Amph. p. 155; Strauch, Mél. Biol. Ac. 
St. Pétersb. vi. 1867, p. 408. : 
Eremias (Fitz.), Wieym. Herp. Mex. p.9; Dum. § Bibr. v. p. 286; 
Peters, Mon. Berl. Ac. 1869, p. 60; Lataste, Ann. Mus. Genov. (2) 
ii. 1885, p. 126, 
Eremias, part., Gray, Ann. N.H. i, 1838, p. 280, and Cat, Liz. p. 39. 
Scapteira, part., Gray, J. c. p. 281. 
Ida, part., Gray, 1. ¢. 
Mesalina, Gray, l. ¢., and Cat. p. 42. 
Aspidorhinus, Eichw. Faun. Casp.-Cauc. p. 74. 
Podarcis, Schretb. Herp. Eur. p. 374. 
Pseuderemias, Boettyer, Abh. Senck, Ges. xiii. 1883, p. 118. 
Bouleugeria, Lataste, J. c. p. 116. 
Head-shields normal; occipital often absent. Nostril pierced 
between three or four nasals. Lower eyelid scaly, or with a small 
transparent disk. Collar more or less distinct. Dorsal scales small, 
juxtaposed or imbricate; ventral shields feebly imbricate, smooth, 
Digits subcylindrical or compressed, with keeled lamella inferiorly. 
Femoral pores. Tail cylindrical. 
Africa; Asia. 
Synopsis of the Species. 
I. Ventral plates in straight or somewhat irregular longitudinal 
series ; occipital shield usually present; lower nasal, if un- 
divided, resting on the first labial only. 
A. Ventrals in 6 to 10 longitudinal series, the outer series 
(composed of much smaller plates) included. 
1. Supracculars in contact with the frontal. 
Ventral plates in 6 longitudinal series ; 
dorsal scales strongly keeled ........ 1. nitida, p. 83. 
