29. APOEOSCELIS. 30. MOLOCH. 411 



Fore limb 52 millim. 



Hind limb 67 ,„ 



Tail 61 „ 



Zanzibar ; Somali Land ; Aden ? 



«• d ■ Zanzibar Island. Sir J. Kirk [C.]. (Type.) 



2. Aporoscelis batillifems. 



Uromastix batilliferus, Vaillant, Miss. Revoil, Rept. p. 10, pi. ii. 



Snout more elongate; ear-opening large, round. Dorsal scales 

 small, rhomboidal, subimbricate, intermixed -with enlarged ones 

 forming irregular longitudinal series. One or two series of large 

 trihedral spines on the thigh, extending to the leg. Tail very short, 

 discoid at the base, attenuate posteriorly, racket-shaped ; its upper 

 surface -with large spinose scales, arranged on the upper dilated 

 portion in eight or ten longitudinal and seven transverse series ; 

 the lower surface with small imbricate scales similar in shape and 

 arrangement to the ventrals. Greyish above ; females with black 

 lines and spots or with large ocelli on the back ; males with the 

 tail yellow above and the throat and chest dark blue. 



Somali Land. 



30. MOLOCH. 



Moloch, Chray, in Ch-ey's Trav. Austr. ii. p. 440, and Cat. Liz. p. 263 ; 

 A. Bum. Cat. MM. Sept. p. 109. 



Mouth small ; lateral teeth in the upper jaw implanted horizontally, 

 directed inwards. Tympanum distinct. Body depressed. Tail 

 short, rounded. Upper and lower parts covered with small scales 

 or tubercles intermixed with large spinose tubercles. Nape with a 

 large roundish protuberance. No femoral or prseanal pores. 



Australia. 



1. Moloch horridus. 



Moloch horridus, Gray, Cat. p. 263. 

 Moloch horridus, Gray, Grey's Trav. Austr. li. p. 441, pi. ii. ; A. Bum. 

 Cat. Meth. p. 110, and Arch. Mus, viii. p. 682 ; Gerv. Ann. So. 

 Nat. (4) XV. 1861, p. 86 j Wilsm, Journ. Linn. Soc. x. 1868, p. 69 ; 

 Gerv. Journ. Zool. li. 1873, p. 451. 



Head very small ; snout extremely short, the nostrils pierced on 

 its upper surface ; eye small, surmounted by a large horn curved 

 outwards and backwards ; tympanum a little smaller than the eye ; 

 upper surface of head with small, polygonal, granulate, juxtaposed 

 tubercles ; a spinose conical tubercle behind the nostril, another 

 behind the supraorbital horn, another larger one in front of the 

 tympanum, and a pair on the occiput ; no distinct labials. Gular 

 scales small, unequal, the largest conical and spinose ; a pair of 



