130 COLUBRID. 
as broad, as long as or a little longer than its distance from the end 
of the snout, as long as or a little shorter than the parietals ; loreal 
as long as deep or longer than deep; one preocular (rarely divided), 
usually not reaching the frontal; two postoculars; temporals 
1+1 or 142; eight upper labials, fourth and fifth entering the eye; 
four (rarely five) lower labials in contact with the anterior chin- 
shields, which are as long as or a little longer than the posterior. 
Scales smooth, with single apical pits, in 19 rows. Ventrals 
rounded, 175-198; anal divided (rarely entire) ; subcaudals 94— 
126. Green above, yellowish beneath. 
Total length 1160 millim. ; tail 330. 
Brazil, Paraguay, Uruguay, Eastern Peru, Argentina. 
A. Upper surface of head, and a more or less distinct vertebral line 
pale brown or reddish ; a black streak on each side of the head, 
behind the eye. (C. olfersii, Licht. ; C. pileatus, Wied.) 
a,b,c. g (V. 190, 198; Brazil. Lord Stuart [P.]. 
C. 115, 112) & 9 
(V. 191; ©. 104). 
d. 2 (V. 198 ; C.101). Brazil. Mr. Clausen [ be 
e. 2 (V. 190; C. 94). Rio Janeiro. Page i; . [P.]. 
Sf. 3 (V. 189 ; C. 126). Rio Grande do Sul. ering 
g. 2 Se 189; C.101). S&S. America. ales, Collection. 
A, Skull Brazil. 
B. Uniform green ; a black streak on each side of the head, behind 
the eye. (P. latirostris, Cope.) 
a. d (V.189; C.112), Asuncion, Paraguay. Dr. J. Bohls[O.]. 
b. 2 (V.193; ©. 102). Argentina. (OJ 
C. Uniform green ; no postocular streak. (P. reinhardti, Gthr.) 
a, : 2 (V.194; C.106) Bahia. Dr, O.Wucherer [O. 
on (V. 189; 0.109), ( s of P. reinhardti. 
175; C. 114). Bahia. aslar Collection. 
$ WW. 191; C. ?). Pernambuco, J. iP G. Smith, Esq. 
e. Yg. (V. 181; ©.113). Pernambuco. w.tA Forbes, Esq. 
P 
F-g. & (V.182; C.108) Moyobamba, N.E. Mr: H. Roff [C.]}. 
& 2 (V. 1905 C. P). Peru, 
~ (V. 188; ©. 104). Asuncion, Paraguay. Dr. J. a [C.}. 
g. (V. 178; o} 118). 8. America. H. A. Evans, 
ig, [P.]. 
(Types of P. reinhardti.) 
k. 2 (V. 187; 0.103). §, America. 
4, Philodryas schotti. 
Xenodon schottii, Schleg. Phys. Serp. ii. p. 91, pl. iii. figs. 8 & 9 
(1887). 
Dryophylax schottii, Dum. Ron Bibr. vii. Bak 1118 (1854); Castein. 
Anim. nouv. Amér, Sud, Rept. p. 67 (1855) ; Jan, Icon. Gén. 49, 
pl. i. fig. 2 (1879), 
