20 GEOKONII)^. 



eye and the ear-opening; latter very small. Body moderately 

 depressed. Limbs moderate ; digits slender, inferiorly witli simple 

 transverse lameUee. Head covered with large convex granules ; 

 rostral rather large, pentagonal, with median cleft above ; nostril 

 pierced between the rostral, the first. labial, and one nasal ; seven 

 or eight upper and five or six lower labials, anterior very large ; 

 mental very large, trapezoid, in contact with two small chin-shields, 

 followed by others passing gradually into the rather large flatgular 

 granules. Back covered with irregular flat juxtaposed scales, inter- 

 mixed with small, very irregularly scattered keeled tubercles. Abdo- 

 minal scales large, hexagonal, imbricate. Male with an angular 

 series of seven or nine praeanal pores. Tail cylindrical, tapering, 

 covered with smooth imbricated scales, inferiorly with a median 

 series of enlarged scales. Colour sandy above, with rather indistinct 

 darker cross bands ; lips brown-spotted ; lower surfaces white. 



Total length 82 millim. 



Head 10 



Width of head 6-5 



Body 27 



Fore limb 14 



Hind limb 19 



TaU 45 



Turkestan. 



a-c. cj $ . Gt. Mt. Bogdo. St. Petersburg Museum [E.]. 



2. Alsophylax tul)erciQatus. 



Bunopus tuberculetus, Blanf. Ann. 8/- Mag. N. H. (4) xiii. p. 454, 

 and Zool. E. Persia, p. 348, pi. xxii. fig. 4. 



Head moderate ; snout obtuse, a little longer than the diameter 

 of the orbit or the distance between the eye and the ear-opening ; 

 forehead very slightly concave ; ear-opening elliptic, vertical, nearly 

 half the diameter of the eye. Body moderately depressed. Limbs 

 moderate ; digits slender, the inferior lamellae furnished with pro- 

 jecting tubercles. Head covered with large granules, smaller and 

 intermixed with round tubercles on the temporal and occipital 

 regions ; rostral subquadrangular, not much broader than high, with 

 median cleft above ; nostril pierced between the rostral, the first 

 labial, and three nasals ; about ten to twelve upper and eight to 

 ten lower labials ; mental subtrapezoid, broader than long ; no chin- 

 shields ; gular granules minute. Back covered with small irregular 

 flat granules, intermixed with large trihedral tubercles, forming 

 about fourteen irregular longitudinal series. Abdominal scales 

 • rather small, subhexagonal, imbricate. Males with seven or eight 

 praeanal pores, forming a slightly angular series. Tail cyliadrical, 

 slightly depressed, verticiUate, with rings of keeled tubercles ; no 

 enlarged scales inferiorly. Colour sandy, darker-spotted ; a darker 

 streak on the side of the head, passing through the eye, sometimes 



