~ 
2. DENDROBATES. 143 
Hylaplesia tinctoria, Bote, Isis, 1827, p. 294; Tschudi, Batr. p. 70. 
Dendrobates histrionicus, Berth. Gotting. Nachr. 1845, p. 43, and 
Abhandl. p. 15, pl. 1. f. 8. 
S Phyllobates auratus, Girard, U.S. Astron. Exped. ii. p. 209. 
ylaplesia aurata, Cope, Proc. Ac. Philad. 1863, p. 49. 
Phyllobates chocoensis, Posada Arango, Rev. et Mag. Zool. 1872, 
pl. 27. 
Snout truncate, longer than the diameter of the eye; loreal 
region vertical ; interorbital space broader than the upper eyelid ; 
tympanum more or less distinct, about half the diameter of the eye. 
First finger not extending so far as second; disks of fingers large, 
truncate, of toes smaller; subarticular tubercles not very distinct ; 
two scarcely distinct metatarsal tubercles; sometimes a rather 
indistinct tubercle on the middle of the tarsus. The hind limb 
being carried forwards along the body, the tarso-metatarsal articula- 
tion reaches between the eye and the tip of the snout. Skin 
smooth. Male with a subgular vocal sac. 
Tropical America, 
The following specimens may be divided into five varieties of 
coloration :— 
A. Uniform black. 
a-d,e. 3Q. Panama. Madame Pfeiffer [C. ]. 
Pintle iat Santarem. Mr. Wickham [C.]. 
B. Upper surfaces uniform grey; sides and inferior surfaces 
uniform black. 
he, 3 2: Para. R. Graham, Esq. [P.]. 
k. Q. =) Para: 
©. Grey, with large black blotches. 
Leh Isthmus of Darien. Zool Soe. 
D. Aboye black, with two or three white (or pink) longitudinal 
stripes, sometimes one or two cross streaks between; beneath 
grey, black-spotted. 
m. 2. Cayenne. 
n. Ye. Para. R. Graham, Esq. [P.]. 
o-p, qr. Ye. Sarayacu, Ecuador. Mr. Buckley [C.]. 
E. Black; above with white stripes and spots; beneath spotted 
or marbled with white. 
s. Her. Santarem. Mr. Wickham [C. ]. 
t-u. Yg. Cayaria. W. Davis [C.]. Messrs. Veitch 
BEA: 
2. Dendrobates typographus. 
Dendrobates typographus, Keferst. Gétting. Nachr. 1867, p. 360, and 
Arch. f. Naturg. 1868, p. 298, pl. 9. f£. 7; Cope, Journ. Ac. Philad. 
(n. 8.) vili. part 2, p. 102. 
ignitus, Cope, Proc. Ac. Philad. 1874, p. 68. 
Snout obtuse ; canthus rostralis rounded. Tympanum very small, 
