113. GeopHIs. 319 
Elapoides chalybzeus, Cope, J. ¢. p. 886, 
Geophis chalybea, part., Giinth. Biol. C.-Am., Rept. p. 87 (1893). 
meesta, part., Giinth. 1. c. p. 90, pl. xxxiil. fig. C. 
Maxillary extending a little beyond the palatine in front, the 
first tooth corresponding to the suture between the second and third 
labial shields. Eye very small, measuring two thirds to three 
fourths its distance from the mouth. Snout rounded, feebly pro- 
jecting. Rostral moderate, as deep as broad or a little broader than 
deep, the portion visible from above measuring one third to two 
fifths its distance from the frontal; internasals much broader than 
long, one fourth to one third the length of the praefrontals, which 
are longer than broad; frontal as long as broad or slightly broader 
than long, as long as its distance from the end of the snout, a little 
shorter than the parietals; a very small supraocular ; loreal twice 
to twice and a half as long as deep; one postocular; six upper 
labials, third and fourth entering the eye; three or four lower 
labials in contact with the anterior chin-shields, which are longer 
than the posterior and separated from the symphysial. Scales in 
17 rows, smooth on the anterior part of the body, finely striated and 
feebly keeled on the posterior part and on the base of the tail. 
Ventrals 131-154; anal entire ; subeaudals 25-40. Blackish brown 
above, scales of outer row lighter in the centre; young with a 
yellowish blotch across temples and occiput ; belly uniform yellowish 
white; subcaudals edged with brown. 
Total length 330 millim.; tail 45. 
Mexico and Guatemala. 
a. Yg. (V. 182; C. 40). Amula, Guerrero. Mr. H. H. Smith [C.]; 
F. D. Godman, Esq. | P.]. 
b-c. 9 (V. 188,140; C. Duenas, Guatemala. O. Salvin, Esq. [C.]. 
30, ?). 
d. Her., very bad state. Pacific coast of 0. Salvin, Esq. [C.]. 
Guatemala. 
7. Geophis hoffmanni. 
Colobognathus hoffmanni, Peters, Mon, Berl. Ac. 1859, p. 276, pl. —. 
fig. 2. 
Elapoides hoffmanni, Jan, Arch. Zool. Anat. Phys. ii. 1862, p. 22, 
and Icon. Gén. 12, pl. ii. fig. 5 (1865). 
Geophis moestus, Grinth. Ann. § Mag. N. H. (4) ix. 1872, p. 15. 
hoffmanni, Bocourt, Miss. Sc. Mex., Rept. p. 529, pl. xxxi. fig. 8 
(1883). 
Rhabdosoma meestum, Cope, Bull. U.S. Nat. Mus. no. 32, 1887, 
p. 85. 
Geophis chalybea, part., Giinth. Biol. C-Am., Rept. p. 87 (1893). 
meesta, part., Giinth. 1. c. p. 90. 
Maxillary not extending beyond palatine in front, the first tooth 
corresponding to the suture between the second and third labial 
shields. Eye small, as long as or a little shorter than its distance 
from the mouth. Snout rounded, feebly projecting. Rostral mode- 
rate, as deep as broad or slightly broader than deep, the portion 
x 
