482 Annals of the South African Museum. 



3. COKDYLOSAUEUS. 

 Gray, P.Z.S., 1865, p. 641 ; Bouleng. Cat. Liz. iii. p. 126. 



Tioo Species, lohich may have to be united. 



Dorsal shields feebly or more or less strongly keeled C. tririttatiix. 



Dorsal shields nearly smooth C. subtessellatus. 



1. CORDYLOSAURUS TRIVITTATUS. 



Gerrhosaurus trivittatus , Peters, Mon. Berl. Ac, 1862, p. 18. 

 Cordylosaurus trivittatus, Bouleng., I.e. 



Northern parts of Cape Colony and German South -West Africa. 

 Cape Colony: Little Namaqualand (Scully) ; Clanwilliam Division 

 (Schlechter) ; Calvinia Division (Schlechter). 



2. Cordylosaurus subtessellatus. 



Gerrhosaurus subtessellatus, Smith, 111., Eept. pi. xli. fig. 2. 

 Cordylosaurus subtessellatus, Bouleng., I.e. 

 Great Namaqualand. 

 Log. (?) No history. 



Family SCINCID.E. 



Tongue moderately long, with scale-like papillae. Dentition 

 pleurodont. Upper surface of head with large symmetrical shields. 

 Body with imbricate scales over bony plates. No femoral pores. 



This family includes the Anelytrojnda. 



Eight Genera in South Africa. 

 I. Nostril in a small or moderate-sized nasal, well separated 

 from the rostral ; preefrontals and frontoparietals present. 

 Movable eyelids, the lower with a transparent disk ; scales tri- or 



quinque earinate Mahitia. 



Movable eyelids, the lower scaly ; limbs short ; scales smooth or 



feebly tricarinate Lygowma. 



No movable eyelids ; scales smooth Ablephanis. 



II. Nostril pierced between the rostral and a very small nasal, 



which may be reduced to a narrow ring ; scales smooth ; 



limbs weak or absent ; prasfrontals and frontoparietals very 



small or absent. 



First upper labial not entering the nostril ; palatine bones meeting 



on the middle line Scelotes. 



First upper labial not entering the nostril ; palatine bones not 



meeting on the middle line Herpetosaura. 



First upper labial entering the nostril ; palatine bones not meeting 



on the middle line Sepxina. 



III. Nostril pierced in the anterior part of the very large rostral, 

 with the posterior border of which it is connected by a longi- 

 tudinal cleft ; scales smooth ; limbs absent. 



