142 DENDROBATIDE. 
of the limbs; belly with light blue spots; immer side of legs a 
beautiful red. ; 
Madagascar. 
2. DENDROBATES. 
Hylaplesia, sp., Bote, Isis, 1827, p. 294; Tschudi, Batr. p. 70. 
Dendrobates, Wagl. Syst. Amph. p. 202; Dum. § Bibr. viii. p. 649 ; 
Cope, Journ. Ac. Philad. (2) vi. 1867, p. 197. 
Hylaplesia, Giinth. Cat. p. 124. 
Pupil horizontal. Tongue elongate, entire and free behind. 
Tympanum more or less distinct. Fingers and toes free, the tips 
dilated into regular disks. Outer metatarsals united. Omosternum 
with a weak, semiossified style; sternum cartilaginous. Terminal 
phalanges T-shaped. 
Tropical America. , 
Synopsis of the Species. 
First finger not extending so far as second ; 
skin smooth; tarso-metatarsal articula- 
tion not reaching the tip of the snout .. 1. tinctorius, p. 142. 
Tympanum much smaller than the digital Pat ais 
disks ; skin smooth ................ 2. typographus, p. 143. 
First finger extending beyond second; skin C Oe 
of back tubercular; snout longer than 
the diameter of the eye... 2.5 sews oe 3. trivittatus, p. 144. 
First finger not extending so far as second ; 
tarso-metatarsal articulation reaching be- 
yond the tip of the snout; skin smooth . 4. lugubris, p. 145. 
First finger longer than second; skin oe 
STOOL: wis hus oe hansen eae ee ee 5. talamance, p. 145. 
First finger extending beyond second ; skin c.f 
of back tubercular; snout not longer ’ 
than the diameter of the eye.......... 6. parvulus, p. 145. 
First finger extending beyond second ; tym- 
panum one fifth the size of the eye; skin 
areolate on the upper surfaces ........ 7. labialis, p. 146. 
1. Dendrobates tinctorius. 
Hylaplesia tinctoria, Giinth. Cat. p. 125. 
Linn. Amen. i. p. 566, : 
Calamita tinctorius, Schneid. Hist. Amph. p.175; Merr. Tent. p. 169. 
Rana tinctoria, Shaw, Zool. iii. p. 155, 
Hyla tinctoria, Lati. Rept. ii. p. 170; Daud. Rain. p. 25, pl. 8, and 
Rept. viii. p. 48; Cuv. R.A. 
Dendrobates tinctorius, Wagl. Syst. Amph. p. 202; Dum. § Bibr. 
p. B52, pl. 90. f.1; Steindachn. Verh. zool.-bot. Ges. Wien. 1864, 
p. 260, pl. 15. f.2, & pl. 18. £1; Keferst. Gotting. Nachr. 1867, 
p. 859; Brocchi, Bull. Soc, Philom. (7) i. p. 194. rt. Seay, Me, 
