Beviscd List of Soutli African Bcptilcs and Bairachians. 473 



3. MoNOPELTis GRANTi, Bouleng. P.Z.S., 1907, p. 485, tig. 

 Portuguese East x\frica. 



4. MoNOPELTIS COLOBURA, sp. n. 



North- West Ehodesia. 

 Sesheke, Barotselancl (Jalla). 



5. MoNOPELTis LEONHARDi, Werner, Jen. Zeitschr. xvi., 1910, 



p. 328, pi. vi. fig. 2. 

 German South- West Africa : Little Namaqualand, Bechuanaland. 

 Little Namaqualand (Kisch). 

 Bechuanaland : Palapye (Fry). 



6. MoNOPELTis QUADRiscuTATA, Werner, I.e. 

 German South-West Africa. 



Family LACERTID^. 



Tongue moderately long, with scale-like papillae or oblique plicae. 

 Dentition pleurodont. Upper surface of head with large symmetrical 

 shields. Belly with transverse series of large shields differing from 

 the scales on the back. Femoral pores usually present. 



Six Ge7iera in South Africa. 



I. Digits smooth or indistinctly keeled interiorly, not serrated 

 laterally. 



Collar well marked ; dorsal scales small Nucras. 



Collar absent ; dorsal scales large, imbricate, strongly keeled . . Tropidosaura. 



II. Digits keeled inferiorly, not serrated laterally. 

 Collar absent; dorsal scales large, imbricate, strongly keeled; 



upper head-shields rugose Ichnotropis. 



Collar well marked ; dorsal scales small ; digits not serrated 



laterally ; subocular bordering the lip Eremias. 



III. Digits serrated laterally ; dorsal scales small ; subocular not 

 bordering the lip. 



Collar well marked ; femoral pores present Scaptira. 



Collar absent ; no femoral pores Aporosaura. 



1. NUCEAS. 

 Gray, Ann. N. H. i., 1838, p. 280 ; Bouleng. Cat. Liz. iii. p. 52. 



Tivo Species. 



Lower surface of fore-arm with enlarged shields ; a series of scales 

 (sometimes reduced to two) between the supraocular and supra- 

 ciliary shields ; foot at least as long as head (to ear-opening) . . N. tessellata. 

 Lower surface of fore-arm without or with very slightly enlarged 

 shields ; usually no scales between the supraocular and supra- 

 ciliary shields ; foot shorter than head N. delalandii. 



