22. IHEOADACTTLrS. 23. HEMIDAOIYliFS. 113 



diameter of the orbit ; forehead slightly concave ; ear-opening small, 

 oval, oblique. Body and limbs moderate ; digits webbed at the 

 base, the web absent between the two outer toes ; inner digit claw- 

 less. Snout and forehead with large, rough, vermiculated tubercles 

 confluent with the cranial ossification ; hinder part of head vnth 

 juxtaposed flat tubercles ; rostral subquadrangular, twice as broad 

 as high, with urace of median cleft above ; nostril pierced between 

 the first upper labials and several tubercles ; eleven upper and ten 

 lower labials ; mental large, subtrapezoid, separating two pairs of ^ 

 small chin-shields. Upper surfaces with small, flat, juxtaposed, 

 granular scales ; throat granulate ; abdominal scales not much 

 larger than dorsals, subhexagonal, scarcely imbricate. A subtri- 

 angular patch of eighteen praeanal pores. A globular swelling at 

 the base of the tail, behind the vent, covered with large hexagonal 

 scales. Tail cylindrical, covered with small flat square scales 

 arranged in verticils. Upper parts brownish violet, marbled with 

 reddish ; lower surfaces brownish white. 



Total length 167 millim. 



Head 27 „ 



width of head 20 „ 



Body 82 „ 



Fore limb 32 „ 



Hind limb 40 „ 



Tail 68 „ 



Islands of Torres Straits. 



a. <S. Islands of Torres Straits. Rev. S. Macfarlane [0.]. 



(Type.) 



23. HEMIDACTYLUS*. 



Hemidaotyles, Cav. R. A. ii. p. 47. 



Hemidactylus, Oray, Ann. Phil. (2) x. 1825, p. 199; Fitzinger, N. 



Classif. Kept. p. 13 ; Wagler, Syst. Amph. p. 142 ; Wiegm. JSerp. 



Mex. p. 20 ; Fitzing. Syst. Rept. p. 104 ; Oray, Cat. p. 152 ; Ounth. 



Mept. Brit. Ind. p. 100. 

 Crossurus, Wagl. I. c. p. 141 ; Fitzing. Syst. Mept. p. 106 ; Oray, I. c. 



p. 158. 

 Hemidactylus, part., Dum. 8f &br. m. p. 344. 

 Boltalia, Oray, Zool. Misc. p. 58, and Cat. p. 158. 

 Hoplopodion, Fitzing. Syst. Rept. p. 103. 



* H. flavivi/ridis, Eiippell, N. Wirbelth. Faun. Abyss, p. 18, pi. vi. fig. 2.— 



H. mgiilatus, HaUow. Proo. Ac. Philad. 1852, p. 63.— W. Africa. 

 H. ■marm.ffratus, HaUow. eod. he. 1860, p. 491.— Loo Ohoo. 

 H. mortoni, Theobald, Journ. Linn. Soc. x. p. 32.— Pegu. 

 H. sakalava, G-randid. Eev. Mag. Zool. 1867, p. 233.— Madagascar. 

 si. tolampym, Grandid. Ann. So. Ifat. xv. 1872, art. 20, p. 8.— Madagascar. 

 E. tristis, Ssimage, Bull. Soc. Philom. (7) iii. 1878, p. 49.-New Guinea. 

 Mythical species:- OrossMras caudiv(srbera, Wagler, Syst. Kept. p. 141. 

 GIray Oat. p. 158. Hemidaetylm sebee, Dum. & Bibr. iii, p. 373. 



