25. CHLAMTBOaAITRTJS. 401 



25. CHLAMYDOSAURUS. 



Chlamydosaurus, Oray, in King's Voy.Austr. ii, p. 424; Wagl. Syst. 

 Amph. p. 151 ; Wiegm. Herp. Mex. p. 14 ; Dum. ^ Bibr. iv. 

 p. 440 ; Fitzing, Syst. Rept. p. 48 ; Oray, Cat. lAz. p. 249. 



Tympanum distinct. Body slightly compressed. No dorsal crest. 

 Neck with a large friU-like dermal expansion on each side, confluent 

 on the throat. Tail round or slightly compressed. Prseanal and 

 femoral pores. 



Australia. 



1. Chlamydosaurus Mngii. 



Chlamydosaurus kingii, Oray, Cat. p. 249. 

 Chlamydosaurus kingii, Oray, in King's Very. Austr. ii. p. 426, pi. A, 

 and Zool. Misc. p. 5.3 ; Dum. Sf Bibr. iv. p. 441, pi. xlv. ; Kreft, 

 Austr. Vert. 1871, p. 47 ; De Vis, Proc. Linn. Soo. N. S. W. viii. 

 1883, p. 1, pis. xiv.-xvi. 



Snout rather point,ed, with angular canthus rostralis, its upper 

 surface slightly concave ; upper head-scales small, keeled ; tympanum 

 more than ha& the diameter of the orbit. The frill-like expansion 

 much more developed in the adult than in the young, covered with 

 keeled scales larger than the dorsals ; its upper edge strongly 

 dentate. Scales on the body keeled, very small on the sides, larger 

 on the vertebral region and belly. The adpressed hind limb reaches 

 the tympanum or the eye. Three to seven femoral and one or two 

 prseanal pores on each side. Tail round, slightly compressed in the 

 adult male, nearly twice as long as head and body, covered with 

 rather large, equal, strongly keeled scales. Pale brown above, uniform 

 or varied with dark brown, or blackish varied with yellow. 



Total length 810 millim. 



Head 70 „ 



Width of head 55 „ 



Body 190 „ 



Fore limb 117 „ 



Hind limb 200 „ 



TaU 550 „ 



Queensland ; Northern and North-western Australia. 



a. (S . Islands of Torres Rev, S. Macfarlane [0.]. 



Straits. 



b. Yg. [New Guinea.] Mrs. Stanley [P.]. 

 c-d, e,/. 2 & yg. Port Essington. J. Gould, Esq. [0.]. 



g. Hgr. Port Essington. J. B. Jukes, Esq. [P.]. 



h. cf. N.Australia. Dr. J. Elsey [P.]. 



i. Hgr. Nicol Bay. Mr. Duboulay _[C.]. 



/t-Z. (S & yg. N.W. Australia. Haslar Collection. 



m, n-p. <S , hgr., & Australia. Haslar Collection. 



2s 



