46 



limb anteriorly, another along each side of the belly, bor- 

 dering the fore limb posteriorly and the hind limb ante- 

 riorly, a third fold on the posterior margin of the hind limb. 

 Back and throat covered with granular scales. Ventral scales 

 flat, imbricate, larger than dorsals. Male with a curved series 

 of 25 35 femoral pores on each side, angular in the middle. 

 Tail rounded, a little depressed, covered above with small 

 juxtaposed scales, below with much enlarged ones. Limbs 

 rather short, depressed; digits broad, webbed at the base; the 

 infradigital lamellae not much curved, undivided. 



Greyish-brown above, uniform or with dark brown transverse 

 bands or dark and light spots; hind limb of males orange- 

 yellow posteriorly. Lower parts yellowish. Length of head and 

 body 152 mm.; tail 108 mm. 



Habitat: New Guinea (Albert Edward Range). Loyalty 

 Islands; . Norfolk Islands; New Hebrides; Fiji Islands. 



Tree-gecko. 



7. Hemiphyllodactylus Bleeker. 



Hemiphyllodactylus Bleeker, Nat. Tijdschr. Ned. Ind. XX 1860, p. 327. 

 Spathodactylus Gunther, Proc. Zool. Soc. 1872, p. 594. 

 Spathoscalabotes Boulenger, Cat. Liz. I 1885, p. 156. 

 Hemiphyllodactylus Boulenger, Ann. Nat. Hist. (5) XX 1887, p. 152. 



Digits slender, cylindrical at the base, the penultimate joint 

 ending in a strong dilatation with two series of oblique lamel- 

 lae below, separated by a median groove (fig. 30); the thumb 

 rudimentary, clawless. The other digits with a free, clawed 

 terminal phalange projecting a good deal beyond the dilated 

 part. Body covered above with juxtaposed or subimbricate 

 granular scales; below with imbricate scales. Pupil vertical. Males 

 with praeanal pores. 



Distribution. Western part of the Archipelago. 



A single species. 



i. Hemiphyllodactylus typus Bleeker. 



Hemiphyllodactylus typus, Bleeker, Nat. Tijdschr. Ned. Ind. XX 1860, p. 327. 

 Spathodactylus mutilatus, Gunther, Proc. Zool. Soc. 1872, p. 594. 

 Spathoscalabotes mutilatus, Boulenger, Cat. Liz. I. 1885, p. 157, pi. XIII fig. I. 

 Hemiphyllodactylus typus, Boulenger, Ann. Nat. Hist. (5) XX 1887, p. 152. 



Head more long than broad, oviform; snout as long as the 

 distance between the eye and the ear-opening, one time and a 



