75. iioPHis. 131 



sometimos edged above and below by a series of whitish dots, along 

 each side of the posterior half of the body to the end of the tail ; 

 sometimes two other dark lines on. the posterior part of the back, 

 confluent into one on the tail ; lower parts white, uniform or black- 

 spotted. 



Total length 750 millim. ; tail 140. 



Ecuador. 



A. Belly unspotted. 



a. $ (V. 158; C. 60). Olalla, 8490 ft. E. Whymper, Esq. 



[0.]. 

 *. S (V. 152 ; 0. 66). Quito. 



c-d. d (V. 151 ; 0. 61) & W. Ecuador. Mr. Eraser [0.]. 



? (V. 155; 0.62). 



B. Belly black-spotted. 



e. 2 (V. 156 ; 0. 57). Intac. Mr. Buckley [C], 



/. Yg. (V. 138 ; 0. 55), GuayaquU. Mr. Eraser [C.]. 



5. LiopMs fraseri. (Plate VI. fig. 2.) 



Eye moderate ; snout rather elongate. Rostral twice as broad as 

 deep, just visible from above ; internasals as broad as long, a little 

 shorter than the praefrontals ; frontal nearly twice as long as broad, 

 as long as its distance from the end of the snout, shorter than the 

 parietals ; loreal a little deeper than long ; one prse- and two post- 

 oculars; temporals l-|-2; eight upper labials, fourth and fifth 

 entering the eye ; five lower labials in contact with the anterior 

 chin-shields, which are shorter than the posterior. Scales in 

 17 rows. Ventrals 160 ; anal divided ; subcaudals 70. Pale 

 olive above, with small black spots ; a dark streak on each side of 

 the head, passing through the eye ; upper lip white ; four black 

 streaks along the posterior part of the body, the two upper confluent 

 into one on the tail ; lower parts white, with scattered small black 

 spots. 



Total length 690 millim. ; tail 150. 



Ecuador. 



a. $ (V. 160 ; C. 70). W. Ecuador. Mr. Eraser [C.]. 



6. LiopMs poecilogyrus. 



Coluber M-nigrum, Raddi, Mem. Soc. Ital. Modena, xviii. (Fis.) 



1820, p. 338. 

 ? Coluber alternans, Licht. Verz. Doubl. Mm. Berl. p. 104 (1823). 

 Colu ber poecilogyru 8;_jSgi^, Beitr. Nat. Bras. i. p. 371, and Abbild. 

 "^25). ' 



doliatus (non L.), Wied, Beitr. p. 368, and Abbild. 



bicolor, Beuss, Mus. Senckenb. i. 1834, p. 145, pi. viii. fig. 1. 



Coronella merremii, part., ScAlecf. Phys. Serp. ii. p. 58 (1837). 

 Liophis merremii, part., Bum. 8f Bibr. vii. p. 708 (1864) ; Giinth. 



Cat. p. 44 (1858) ; Hensel, Areh.f. Nat. 1868, p. 324. 



£ 2 



