32 



mental. On the body some irregularly scattered small, round, 

 convex tubercles, always much smaller than the ear-opening. 

 A distinct fold from axilla to groin. Ventral scales cycloid, 

 imbricate. Tail roundish, depressed at the base, tapering, 

 covered above with very small smooth scales, below with a 

 median series of transversely dilated plates. Digits free, dilated, 

 inner with sessile claw; 2 lamellae under the inner, 4 or 5 

 under the median digits. 



Grey above, with small whitish spots along the sides; lateral 

 fold white. Head and throat whitish beneath, belly blackish. 

 Limbs variegated with lighter grey; on each digit a white spot. 

 Tail dark brown below, except 14 or 15 plates in the middle 

 of the tail, which are whitish. Length of head and body 

 50 mm.; tail 43 mm. 



Type-specimen examined in the Leyden Museum. 



Habitat: Borneo (Sintang!). 



4. Hemidactylus brooki Gray. 



Hemidactylus brookii^ Gray, Cat Liz. 1845, P- ^53- 



Heinidactybis brookii^ Boulenger, Cat. Liz. I 1885, p. 128; Ann, Nat. Hist. I 



1898, p. 123. 

 Hemidactyltis gleadowi^ Murray, Zool. Sind 1884, p. 360. 

 Hemidactylus gkadovii^ Boulenger, Cat. Liz. I 1885, p. 129. 

 Hemidactylus Tenkatei^ v. Lidth de Jeude, Notes Leyden Mus. XVI 1895, p. 121. 



Snout somewhat longer than the distance between the eye 

 and the ear-opening, nearly twice the diameter of the orbit; 

 forehead concave; ear-opening small, oval, vertical, about one 

 third the diameter of the eye; on the occiput very small round 

 tubercles. Rostral quadrangular, with a median cleft; nostril 

 bordered by the rostral, the first upper labial and three 

 nasals, the upper not in contact with its fellow. Eight to ten 

 upper and seven to nine lower labials; mental large, triangular; 

 two or three pair of chin-shields, median forming a suture. 

 Scales of the throat granular. Body covered with small granules, 

 intermixed with large keeled trihedral tubercles, arranged in 

 16 — 20 longitudinal series, the keels of the outer ones indis- 

 tinct; the diameter of the largest tubercles on the flanks 

 exceeds the diameter of the ear-opening. Ventral scales larger 

 than those on the throat, cycloid, imbricate. Male with 7 — 20 

 femoral pores on each side. Tail depressed, annulate, with 



