108 COLUBRID, 
- 
just reaching the upper surface of the head but separated from 
the frontal ; two postoculars ; temporals 2+3; eight upper labials, 
fourth and fifth entering the eye ; four lower labials in contact with 
the anterior chin-shields, which are as long as the posterior. 
Scales in 19 rows. Ventrals 190-205; anal entire; subcaudals 
66-85 pairs. Dark brown or blackish above, with yellowish cross- 
bars widening towards the belly and usually more or less inter- 
rupted on the back; yellow occipital collar, if present, narrow ; 
yellow beneath, posterior ventrals and subcaudals sometimes spotted — 
with blackish. 
Total length 790 millim.; tail 170. 
Brazil. 
a, o (V.197; C. 74). Porto Real, Proy. Rio M. Hardy du Dréneuf 
Janeiro. (C} 
b. Yg. (V. 190; ©. 74). Rio Grande do Sul. Dr. H. v. Ihering [C.}. 
10. Oxyrhopus fitzingeri. 
ebehle fitzingeri, Tschudi, Faun. Per., Herp. p. 56, pl. viii. 
846) 
Oxyrhopus fitzingeri, Jan, Elenco, p. 93 (1863), and Icon. Gén. 35, 
pl. v. fig. 1 (1870). 
Eye moderate, its diameter about half the length of the snout; 
snout rounded, slightly projecting. Rostral broader than deep, the 
portion visible from above measuring about one fourth its distance 
from the frontal ; internasals much shorter than the prefrontals ; 
frontal once and one third as long as broad, as long as its distance 
from the end of the snout, shorter than the parietals; loreal much 
longer than deep; one preocular, just reaching the upper surface 
of the head and widely separated from the frontal; two post- 
oculars; temporals 2+3; eight upper labials, fourth and fifth 
entering the eye; four or five lower labials in contact with the 
anterior chin-shields, which are as long as the posterior. Scales in 
19 rows. Ventrals 232-236; anal entire; subcaudals 77-81 pairs. 
Yellowish above, with numerous small black spots irregularl 
arranged ; upper surface of head speckled with black; a large black 
blotch on the nape; nniform yellowish beneath. 
Total length 980 millim.; tail 190. 
Peru. 
a. 2 (V. 282; OC. 81). Peru. Prof, Nation [P.}. 
11. Oxyrhopus clelia, 
Coluber cleelia, Daud. - vi. p. 330, pl. Lxxviii. (1803). 
Ta ata Wied, Reise n. Bras. i, p. 95 (1820), Beitr. i. 
p. 314 (1825), and ‘Abbild, (1829) ; Schleg. Phys. Serp. ii. p. 152, 
pl. vi. figs. 3 & 4 (1837). 
ath occipitalis, Wagl. in Spix, Serp. Bras. p. 21, pl. vi. fig. 2 
1824), 
