16. PHTLLODACrSXTIS, 95 



Total length 290 millim. 



Head 33 „ 



Width of head 28 „ 



Body 107 ,. 



Fore limb 52 „ 



Hind limb 70 „ 



Tail 150 „ 



Socotra. 



25. Phyllodactylus gerrhopygus. 



Diplodactylus gerrhopygus, Gray, Cat. p, 150. 

 Diplodactylus gerrhopygus, Wiegm. Nova Acta Ac. Leap.- Carol, xyii. 



p. 242, pi. xviii. fig. 3 ; Peters, Mon. Berl. Ac. 1862, p. 627. 

 Phyllodactylus gymnopygus, Dum. ^ Bibr. iii. p. 394. 



• gerrhopygus, Dum. 8f Bibr. iii. p. 399. 



Diplodactylus lepidopygus, Tschudi, Faun. Per., Herp. p. 88. 



Head oviform ; snout rounded-acuminate, longer than the dis- 

 tance between the eye and the ear-opening, once and one fourth 

 the diameter of the orbit ; forehead not concave ; ear-opening small, 

 oval, oblique. Body moderate. Limbs rather slender and elongate. 

 Digits slender, with regular transverse lamellae inferiorly (thirteen 

 under the fourth toe) ; digital expansion very small, scarcely wider 

 than the narrow basal part, truncate. Upper surfaces covered with 

 uniform, rather large granules. Rostral six-sided, with longitu- 

 dinal cleft above ; nostril pierced between the rostral, the first labial, 

 and three swollen nasals ; nine upper and eight lower labials ; 

 mental four-sided, narrow, much elongate, extending considerably 

 beyond the adjacent labials ; no chin-shields. Gular region covered 

 with minute granules, belly with moderate subhexagonal, subim- 

 bricate, smooth scales; a largo semicircular plate in front of the 

 vent. Tail cylindrical, tapering, rather slender, covered with equal 

 squarish smooth scales, forming rings. Light grey above ; head, 

 sides, and limbs variegated with dark brown; five dark-brown 

 bands across the back ; tail with dark-brown annul! above ; lower 

 surfaces white. 



Total length 94 millim. 



Head 12 „ 



Width of head 8 „ 



Body 38 „ 



Fore limb 16 „ 



Hind limb 19 „ 



Tail 44 „ 



Peru; Chili. 



a. Ad. Chili, j 



