44. PACHYDAOTYLUS. 203 



naso-rostrals in contact ; rostral broader than high ; seven or eight 

 upper labials ; six or seven infralabials, the anterior as large as 

 the mental ; latter about twice as long as broad, slightly narrowing 

 posteriorly. Upper parts covered with very small granules inter- 

 mixed with large, feebly keeled, roundish or suboval tubercles, 

 arranged symmetrically on the back ; abdominal scales moderate, 

 increasing in sine from throat to groin. Upper surface and sides 

 of tail with slightly imbricate smooth scales and transverse rows of 

 large feebly keeled tubercles ; lower surface of tail with imbricate 

 smooth scales. Light brown above, variegated with dark brown and 

 whitish ; a dark brown streak on each side of the head, passing 

 through the eye ; lower surfaces immaculate. 



Total length 112 millim. 



Head 16 „ 



Width of head 12 „ 



Body 47 „ 



Fore limb 18 „ 



Hind limb 24 „ 



Tail 49 „ 



South Africa. 



a. Many spec: ad., S.Africa. Sir A. Smith [P.]. (Types.; 

 hgr., & yg. 



b. Ad. S. Africa. Prof. Peters [P.]. 



c. Ad. Karroo. The Trustees of the South- 



African Museum [P.]. 



d. Ad. Free State, Orauge F. P. M. Weale, Esq. [P.]. 



River. 



The following specimen, type of Gray's P. elegans, is in too bad a 

 state to be described ; it appears to differ little, if at all, from P. 

 eapensis ; however, the dorsal tubercles seem to be rather larger. 



Yg., veiy bad state. ' S. Africa. Dr. J. Lee [P.]. 



3. Pachydactylus formosus. (Plate XVI. fig. 2.) 

 Pachydactylus formosus, Smith, III. 8. Afr., Rept. App. p. 4. 



Agrees in general with P. eapensis. Differs in having the digits 

 rather shorter and furnished with four or five lamellse inferiorly, the 

 large dorsal tubercles strongly keeled and the small scales between 

 them more irregular, and the ventral scales smaller. Scales on the 

 upper part of the tail keeled. Yellowish, with brown variegations ; 

 a broad, brown, crescent-shaped band bordering the head posteriorly ; 

 four broad, brown, transverse bars on the back, broader than the 

 interspaces between them. 



Interior of South Africa. 



a. Adult. S. Africa. Sir A. Smith [P.]. (Type.) 



b. Adult. S. Africa. Sir A. Smith [P.]. 



