430 eOLUBEID^. 



'" ' 22. Elaps lemniscatus. 



Coluber lemniscatus, Linn. Mus. Ad. Frid. p. 34, pi. xiv. fig. 1 



(1754), and S. N. i. p. S86 (1766). 

 Natrix lemniscata, Laur. 8yn. Bept. p. 76 (1768). _ 

 Elaps lemniscatus, part., Schneid. Hist. Amph. ii. p. 291 (1801) ; 



Schleg. Phys. Serp. ii. p. 444, pi. xiv. figs. 6 & 7 (1837), and Abbild. 



p. 138, pi. xlvi. figs. 15-18 (1844); Dum. ^ Bibr. vii. p. 1217 



(1854) ; Giinth. Cat. p. 234 (18-58), and Ann. Sf Mag. N. H. (3) 



iv. 1859, p. 167. 

 Vipera lemniscata, part., Daud. Rept. vi. p. 13 (1803). 

 Elaps lemniscatus, Jan, Icon. G^n. 42, pi. v. fig. 1 (1872). 



Eye measuring about half its distance from the mouth (three fifths 

 in the young). Eostral broader than deep ; frontal broader than 

 the supraocular, once and a half to once and two thirds as long as 

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

 than the parietals ; latter longer than their distance from the 

 internasals ; one prse- and two postoculars ; temporals 1 + 1, anterior 

 usually much longer than second ; seven upper labials, third much 

 larger than fourth, third and fourth entering the eye; four lower 

 labials in contact with the anterior chin-shields, which are as long as 

 or a little longer than the posterior. Scales in 15 rows. Ventrals 

 541-262 ; anal divided ; subcaudals 30-39. Body with black 

 annuU disposed in threes, subequal in width or middle ones a little 

 larger ; 11 to 14 sets of annuli, separated by more or less broad red 

 interspaces which, like the narrow yellow annuli within each set, 

 may be dotted or the scales edged with black ; head yellow ; end of 

 snout and a band across the middle of the head black ; often a 

 roundish black spot on the occiput. 



Total length 1000 miUim. ; tail 80. 



Guianas, Brazil. 



a. S (V. 253 ; 0. 31). Brazil. Mr. Clausen [0.1. 



5.Yg.(V. 243; 0.86). Bahia. Dr. O. Wucherer. 



[C.]. 

 o. Yg. (V. 254 ; 0. 34). Macasseema, Brit. Guiana. W. L. Sclater, Esq. 



d. Yg. (V. 262 ; 0. 39). British Guiana. 



«,/ S (V. 257; 0,37) ? 



&yg.(V.261; 0.37). 



^' 



[P.]. 



23. Elaps filiformis. 



Elaps filiformis, Giinth. Proc. Zool. Soc. 1859, p. 86, pi. xviii. fig. B ; 

 Cope, Proc. Ac. Phdad. 1860, p. 73 ; Giinth. Ann. ^ Mag. N. M. 

 (4) i. 1868, p. 428 ; Jan, Icon. G6n. 42, pi. iv. fig. ] (1872). 



Eye not half as long as its distance from the mouth. Eostral 

 broader than deep; frontal at least twice as broad as the 

 supraocular, once and one fourth to once and two thirds as long as 

 broad, as long as or longer than its distance from the end of the 

 snout, much shorter than the parietals; latter as long as their 



