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. 



fc>^ 



7. Hemiphyllodactylus Bleeker. ruLAsJv-^^iH(A^^t~-»«^ 



Heniiphyllodactylus Bleeker, Nat. Tijdschr. Ned. Ind. XX i860, p. 327. 

 Spathodactylus Giinther, 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 i860, p. 327. 

 Spathodactylus niutilatus^ Giinther, Proc. Zool. Soc. 1872, p. 594. 

 Spathoscalabotes mutilatus^ Boulenger, Cat. Liz. 1, 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 



