142 DENDEOBATID^. 



of the limbs ; belly witli light blue spots ; iuuer side of legs 

 beautiful red. 

 Madagascar. 



♦ 



2. DENDROBATES. 



Hylaplesia, sp., Boie, Isis, 1827, p. 204 ; Tschudi, Batr, p. 70. 

 Dendrobates, Wagl. Syst. Ampk. p. 202 ; Dum. Sf Bibr. viii. p. 649 ; 



Cupe, Journ. Ac. P'hilad. (2) vi. 18G7, p. 197. 

 Hylaplesia, Giinth. Cat. p. 124. 



Pupil horizontal. Tongue elongate, entire and free behind. 

 Tympanum more or less distinct. Eingers and toes free, the tips 

 dilated into regiilar disks. Outer metatarsals united. Omosternum 

 with a weak, semiossified style j sternum cartilaginous. Terminal 

 phalanges T-shaped. 



Tropical America. 



Synopsis of the Species. 



First finger not extending so far as second ; 

 skin smooth ; tarso-motatarsal articula- 

 tion not reaching the tip of the snout . . 1. tinctorlus, p. 142. 



Tympanum much smaller than the digital 



disks ; skin smooth 2. typorirapJius., p. 143. 



First finger extending beyond second ; skin 

 of back tubercular; snout longer than 

 the diameter of the eye 3. trivittatus, p. 144. 



First finger not extending so far as second ; 

 tarso-metatarsal artici;lation reaching be- 

 yond the tip of the snout ; skin smooth . 4. liKjuhris, p. 145. 



First finger longer than second ; skin 



smooth 5. talamancce, p. 145. 



First finger extending beyond second ; skin 

 of back tubercular ; snout not longer 

 than the diameter of the eye 6. parvuliis, p. 145. 



First finger extending beyond second ; tym- 

 panum one fifth the size of the eye ; skin 

 areolate on the upper surfaces 7. lahialis, p. 146. 



1. Dendrobates tinctorius. 



Hylaplesia tiuctoria, Giinth. Cut. p. 125. 

 Linn. Amcen. i. p. 560. 



Calamita tinctorius, Schneid. Hist. Amph. p. 175 ; Men; Tent. p. 109. 

 Kana tiuctoria, S/iatv, Zool. iii. p. 135. 

 Hyla tinctoria, Latr. Rept. ii. p. 170; Daud. Bain. p. 25, pi. 8, and 



Bepf. viii. p. 48 ; Cuv. B. A. 

 Dendrobates tinctorius, Waql. Si/st. Amph. p. 202 ; Dum. ^- Bihr. 



p. 252, pi. 90. f. 1 ; Stein'dachn. Verh. zool.-bot. Ges. Wien. 1864. 



p. 260, pi. 15. f. 2, & pl.-1.3. i. 1 ; Keferst. Gotting. Nachr. 1867, 



p. 359 ; Brocchi, Bull. Soc. Philom. (J) i. p. 194. 



