44. PACHTDACTYLTJS, 207 



9. Pachydactylns mentomarginatus. (Plate XVI. fig. 5.) 

 Pachydactylus mentomai-ginatus, Smith, III. S. Afr., Bept. App. p. 5. 



Snout short, as long as the diameter of the orbit, convex, rounded. 

 Ear-opening oval. Body not much depressed. Limbs rather long ; 

 digits short, subequal, of subequal width, with four lamellae inferiorly ; 



the outer toe inserted a good, deal below the fourth. Tail ? 



Head covered with granules intermixed with larger ones posteriorly ; 

 naso-rostrals separated ; rostral broader than high ; eight or nine upper 

 labials ; eight or nine infralabials, gradually decreasing in size, the 

 anterior as long as, and broader than, the mental ; latter square, not 

 narrowed posteriorly. Back granular, intermixed with large, feebly- 

 keeled, roundish tubercles, arranged irregularly. Outer part of femur 

 and tibia with scattered oval, strongly-keeled, large tubercles. Lower 

 surfaces covered with very small scales. Reddish brown above ; head 

 variegated with whitish. Back with five transverse, dentated, whitish, 

 dark-brown-edged bands, much narrower than the interspaces ; lower 

 surfaces dirty white (wine-yellow according to Smith), the throat 

 freckled with brownish, and the lower edge of the infralabials mar- 

 gined with brown. 



Total length (tail missing) 29 millim. 



Head 9 



Width of head 6-5 



Body •. 20 



Pore limb 11 



Hind limb 13 



Interior of South Africa. 



a-h. Hgr. ? S. Africa. Sir A. Smith [P.]. (Types.) 



10. Pachydactylus mariquensis. (Plate XVI. fig. 6.) 

 Pachydactylus mariquensis, Smith, III. S. Afr., JRept. App. p. 3. 



Head very convex ; snout very short, hardly as long as the diameter 

 of the orbit, round. Ear-opening oval or subcircular. Body not' 

 much depressed. Limbs long ; digits rather short, the end slightly 

 dilated, with three lameUse inferiorly ; the outer toe inserted a good 

 deal below the fourth. Tail cylindrical, tapering, without annuli. 

 Upper surface of head, body, and limbs covered with granules of 

 subequal size ; naso-rostrals generally in contact; rostral broader 

 than high ; upper labials seven or eight ; lower labials six or seven, 

 gradually decreasing in size, the anterior as long as, and broader 

 than, the mental, which is very slightly narrowed posteriorly. Ab- 

 dominal scales equal. Caudal scales equal, smooth, slightly imbri- 

 cated, much larger than the granules of the back. Male with a 

 series of four conical scales on each side of the base of the tail. 

 Grey above, with reddish-brown blackish-margined markings ; these 



