O22 COLUBRID. 
deeper than broad, the portion visible from above measuring three 
fourths its distance from the frontal; internasals broader than long, 
half as long as the prefrontals, which are a little longer than broad ; 
frontal nearly as long as broad, as long as its distance from the end 
of the snout, a little shorter than the parietals ; a small supraocular ; 
loreal twice as long as deep; one postocular; six upper labials, 
’ third and fourth entering the eye; three lower labials in contact 
with the anterior chin-shields, which are not longer than the pos- 
terior and separated from the symphysial. Scales in 15 rows, all 
perfectly smooth. Ventrals 125; anal entire; subcaudals 33. 
Uniform iridescent black above; ventrals and subcaudals whitish 
edged with blackish. 
Total length 250 millim.; tail 40. 
Panama. 
a. 3 (V. 125; C. 33). Chiriqui. J. G. Champion, Esq. [C.]; 
F. D. Godman, Esq. [P.]. 
11. Geophis godmani. (Prarr XVI. fig. 4.) 
Geophis chalybzea, part., Giinth. Biol. C.-Am., Rept. p. 87 (1893). 
Maxillary not extending beyond palatine in front, the first tooth 
corresponding to the suture between the second and third labial 
shields. Eye small, a little shorter than its distance from the 
mouth. Snout obtusely pointed, very prominent. Rostral rather 
large, slightly deeper than broad, the portion visible from above 
measuring two thirds or three fourths its distance from the frontal ; 
internasals a little broader than long, half as long as the preefrontals, 
which are a little longer than broad; frontal as long as broad, as 
long as or a little shorter than its distance from the end of the 
snout, shorter than the parietals ; no supraocular ; prefrontal forming 
a narrow suture with the parietal between the frontal and the eye ; 
loreal once and a half as long as broad; a minute postocular ; six 
upper labials, third and fourth entering the eye; three lower labials 
in contact with the anterior chin-shields, which are not longer than 
the posterior and separated from the symphysial. Scales in 15 
rows, all perfectly smooth. Ventrals 144-145; anal entire; sub- 
caudals 27-28. Uniform blackish brown above, yellowish beneath ; 
a few transverse brown blotches under the tail, sometimes also on 
the belly. 
Total length 400 millim. ; tail 55. 
Costa Rica. 
a-b. 9 (V. 145; C. 28) & Irazu, Costa Rica. O. Salvin & F. D. God- 
her. (V. 144; C. 27). man, Esqrs. [P.]. 
12. Geophis dubius. 
Geophidium dubium, Peters, Mon. Berl. Ac. 1861, p. 923. 
Geophis fuscus, Fischer, Abh. naturw. Ver. Hamb. ix. 1886, p. 11, 
pl. ii. fig. 5. 
—— chalybea, part., Giinth. Biol, C.-Am., Rept. p. 87 (1898). 
