24. LrOL.TIMTJS. 1 13 



Total lengtli 173 milliin. 



Head .! 13 „ 



Widtli of liead 9 „ 



Body 40 „ 



Fore limb 20 „ 



Hind limb 33 „ 



Tail 120 „ 



Chili. 



a-h. c?$. Chili. (Types.) 



4. Liolaeirius lemniscatiis. 



Leiodera gracilis, part., Gr<ty, Cut. p. 211. 

 Liolpemus lemniscatiis, Graocnh. Nova Acta Ac. Leop.-Carul. xviii. 

 1838, ii. p. 7;;i, pi. liv. fig. 12. 



hieroglyphicus, Gravenh. /. c. p. 732. 



Proctotretus mosaicus, Hutiibr. i.^- Jacq. in Damont cV Urv. Voy. Pole 

 Slid, Rcpt. pi. ii. fig. 1; Guichen. in Gay, Hist. Chile, Rept. p. 26 j 

 A. Dum. Cat. Meih. Rept. p. 72, and Arch. Mus. viii. p. 541. 



femoratus, Girard, Proc. Ac. Philad. 1854, p. 'I'lT , and in 



Gillis, U.S. Nav. Astron. E.rped. ii. p. 219, pi. xl. figs. 5-12. 



Ptychodeira femorata, Girard, U.S. Explor. Exped., Ilerp. p. 344. 



mosaica, Girard, I. c. p. 349. 



Liolsemua (Ptychodeira) femoratus, Sleindachn. Xovnra, Rept. p. 37. 



Nostril lateral. Upper head-scales rather large, usually more or 

 less distinctly striated ; an azygos frontal, seldom divided longitudi- 

 nally, separated from the interpai'ietal by a pair of fronto-parietals ; 

 interparietal smaller than parietals ; a series of three or four en- 

 larged supraoculars ; a single series of scales between the labials 

 and the infraorbital ; temporal scales keeled ; one or two projecting 

 scales on the anterior border of the ear, and a long narrow band-like 

 scale on the supero-anterior border. Sides of neck with a feeble longi- 

 tudinal fold, the scales imbricate, keeled, pointed, smaller than those 

 on the upper surface. Dorsal scales large, rhomboidal, very strongly 

 keeled, ending in a sharp ])oint : ventral scales smaller, rounded, 

 smooth ; forty-two or forty-four scales round the middle of the body. 

 The adpressed hind limb reaches hardly the axil in the female, the 

 shoulder or a little beyond in the male; hinder side of thighs uni- 

 formly granulate. Two to four anal pores in the male. Tail about 

 twice as long as head and body ; caudal scales (except the basal 

 ones) smaller than dorsals. Brownish above, with golden or coppery 

 gloss : two light yellowish streaks on each side fi'om the eye to the 

 hind limb, the lower passing on the upper border of the tympanum ; 

 a series of transverse or angular blackish-brown spots on each side 

 of the back, separated l)y the lighter vertebral zone, which is imma- 

 culate ; seldom a black vertebral line ; usually a series of black 

 spots l)ct ween the light lateral bands; a whitish streak or a series 

 of whitish spots on the back of the thighs ; lower surfaces yellowish 

 white, immaculate or spotted with brown on the throat and breast. 



