241. EL APS. 433 



and one third as long as broad, little broader than the supraocular, 

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

 pai'ietals ; latter as long as their distance from the internasals ; one 

 prse- and two postoculars ; temporals 1 + 1; seven upper labials, 

 third larger than fourth, third and fourth entering the eye ; anterior 

 chin-shields in contact with the symphysial and with four lower 

 labials, as long as the posterior. Scales in 15 rows. Ventrals 258 ; 

 anal divided; suboaudals 31. Body with 16 sets of black annuli 

 disposed in threes, the middle one a little wider ; the scales of the 

 interspaces black, light-edged ; head light in froa t, dotted and spotted 

 with black ; an anchor-shaped black marking on the occiput and 

 nape, the transverse branch nearly covering the parietals and extend- 

 ing to the throat. 



Total length 780 millim.; tail 57. 



Ecuador. 



28. Elaps narduccii. ^ 



Elaps narduccii, Jan, Arch. Zool. Anat. Phys. ii. 1863, p. 222, and 

 Icon. Gen. 42, pi. vi. fig. 5 (1872). 



scutiventris, Cope, Proa. Amer. Philos. Soc. li. 1869, p. 156. 



melanotus, Peters, Sitzb. Ges. Naturf. Fr. 1881, p. 51. 



Eye hardly half as long as its distance from the mouth. Eostral 

 broader than deep ; frontal nearly as broad as 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 ; one 

 prse- and two postoculars ; temporals 1 -H 1 ; seven upper labials, 

 third and fourth entering the eye ; anterior chin-shields in contact 

 with the symphysial and with three or four lower labials ; posterior 

 chin-shields as long as the anterior. Scales in 15 rows. Ventrals 

 240-315 ; anal divided ; suboaudals 15-33. Black, beneath with 

 yellow (red ?) cross-bands or transversely oval spots, as broad as 

 or narrower than the interspaces and sometimes extending as tri- 

 angular blotches up the sides ; a yellow cross-band on the head, 

 covering the temples, the frontal, supraoculars, and anterior half 

 of the parietals. 



Total length 720 millim. ; tail 50. 



Eastern Ecuador, North-eastern Peru, Bolivia, 



a-b. c? (V. 316, 304 ; C. Canelos, Ecuador. Mr. Buckley [0.]. 



33, 27). 

 e-d. cJ (V. 240; C. 24) & Moyobamba, N.E. Mr. A. H. RofE [C.]. 



? (V. 270 ; 0. 19). Peru. 



e. d ("V. 302 ; C. 32)*. Chyavetas, N.E. Mr. E. Bartlett [0,]. 



Peru. 



* This specimen has been referred to E. gastrodehis, D. & B., by Q-iintlier 

 Ann. & Mag. N. H. (4) i. 1868, p. 413. 



VOL. in. 2 s 



