241. BLAPS. | 429 
Elaps corallinus, part., Sehleg. Phys. Serp. ii. p. 440 (1837). 
—— frontalis, part., Dum. § Bibr. t. ¢. p. 1228. 
pyrthoeryptus, Cope, Proc. Ac. Philad. 1862, p. 347 ; Peracca, 
Boll. Mus. Torin, x. no. 195, 1895, p. 19. 
Eye measuring two fifths to three fifths its distance from the 
mouth. Rostral broader than deep; frontal as broad as or broader 
than the supraocular, once and a half to twice as long as broad, as: 
long as its distance from the end of the snout, shorter than the 
parietals; latter a little longer than their distance from the inter- 
nasals; one pre- and two postoculars; temporals 1+1, anterior 
usually much longer than the 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 shorter than the posterior. Scales in 15 rows. 
Ventrals 210-240; anal divided; subcaudals 23-42. Body with 
black annuli disposed in threes, the middle one usually wider; 6 to 
10 sets of annuli, separated by broad red interspaces which, like 
the narrow greenish-white annuli within each set, may be dotted, 
or the scales edged with black; snout yellow, the end usually 
black ; a more or less regular black band across the middle of the 
head; back of the head red; the upper head-shields sometimes all: 
black, edged with yellow. 
Total length 1120 millim.; tail 100. 
Tropical South America. 
a. 2 (V. 239; C. 34). Trinidad. Mus. Guilding. 
b. 2 (V. 220; C. 35). Trinidad. Hr. A. H. Riise [C.]. 
e. oO (V. 224; C. 34). British Guiana. 
d. go (V. 218; C. 27). Pernambuco. J. P} G. Smith, Esq. 
e. 3 (V. 225; C.?). Pernambuco. We Forbes, Esq- 
fr g. 3 (V. 287; C.?) & Bahia. Haslar Collection. 
oe (V. 287; C.?). 
g. (V. 222 ; ; C. 25). Bahia. | Dr. O. Wucherer [C.]. 
nes iv. 223; C.?). Bahia. 
h Quy. 223 C, 28). Rio Janeiro. Dz. Ri Barker, Esq - 
1. Yg. (V. 232; C. 40).  Charobamba, Bolivia. ~~ 
m-n, 0, p. & (V. 227; Moyobamba, Mr. A. H. Roff [C.}. 
229; C. 42, 39), Q EK. Peru. 
CY: 236 ; C. 37), & yg. 
(V. 221; C. 36). 
gq. Hgr. (V. 230; C. 37). Canelos, EK. Ecuador. Mr. Buckley [C.]. 
r. do (V. 225; C. 36). —? 
8, t. Skulls. Santa Cruz. 
I regard EL. pyrrhocryptus, Cope, a specimen of which has beerr 
kindly sent to me by Count Peracca, as a colour-variety, dis- 
tinguished from the typical #. marcgravii of Wied in having the 
upper surface of the head entirely black, and the middle black 
annuli very much broader. 
