Ij4. LIOLJiMUS. 155 



Fore limb 19 millim. 



Hind limb 29 



Tail 62 





Chili. 



cS . Chili. 



19. Liolaemus darwinii. 



Leiolajmus daiT\'inii, Gray, Cat. p. 215. 

 Proctotretus darwinii, Btll, Zool. Beagle, Rept. p. 14, pi. vii. 

 Eulfemus darwini, G'irard, I'roc. Ac. Philad. 1857, p. 198, and U.S. 



Exjjlvr. E.iped., Her p. p. 3G1, pi. xvii. figs. 8-14. 

 P Proctotretus melanopleurus, Fhilippi, Raise Atacama, p. 1G6. 



Nostril latero-superior. Upper head-scales small, convex, smooth ; 

 interparietal smaller than parietals ; a sei'ies of five to seven trans- 

 verse supraoculars ; a single series of scales between the labials and 

 the infraorbital ; temporal scales smooth ; anterior border of ear not 

 distinctly denticulated. Sides of neck granular, strongly folded ; a 

 curved antehumeral fold. Dorsal scales moderate, rhomboidal, ob- 

 tusely pointed, strongly keeled, the keels forming continuous longitu- 

 dinal lines ; lateral scales smaller than dorsals ; ventrals nearly as large 

 as dorsals, obtusely pointed, smooth ; fifty-two to sixty scales round 

 the middle of the body. The adpressed hind limb reaches the axil 

 in the female, between the shoulder and the ear in the male ; hinder 

 side of thighs with a patch of rhomboidal keeled scales. Male with 

 seven anal pores. Tail nearly once and a half as long as head and 

 body ; caudal scales as large as dorsals. Pale greyish brown above, 

 with a series of transverse blackish spots on each side of the vertebral 

 line, each of which is followed by a more or less distinct whitish 

 spot or border ; a more or less distinct light streak on each side of 

 the back, and, in the ferdale, another, edged with black, extending 

 from axil to groin ; a black spot above the shoulder and another in 

 front of the arm ; a white, black-edged streak on the hinder side of 

 the thighs. Lower surfaces white, uniform or spotted with blackish. 



Total length 125 millim. 



Head 12 „ 



Width of head 10 „ 



Body 38 ,, 



Fore limb 19 „ 



Hind limb 31 „ 



Tail 75 „ 



Northern Patagonia ; Mendoza. 



a-h. (S 2 • Bahia Blanca. C. Darwin, Esq. [P.]. 



(Types.) 

 c-d. d 2 ■ I^ifil' Pampas of S. Luis, E. W. White, Esq. [C]. 



Mendoza. 

 e. Hgr. Mendoza. 



