416 HYLID^. 



5. NOTOTREMA. 



Hjla, sp., Dum. 8f Bihr. viii. p. o98. 



Giistrotheca, Fctzing. Syst. Rcpt. i. p. 30. 



Notodelphys, Weinktmi, Moti.. Bed. Ac. 18-54, p. 372. 



Nototrema, Ganth. Cat. p. 1 lo ; Cope, Nat. Hist. Rev. 1865, p. 109, 



andJourn. Ac. Pliilad. (2) vi. 180(3, p. 85. 

 Opisthodelphys, (r'dnth. I.e. p. 117; Cope, Nat. Hist. Rev. 1865, 



p. 109, andJourn. Ac. Pliilad. (2) vi. p. 85. 



Pupil horizontal. Tongue subcircular, entire or slightly nicked, 

 little free behind. Vomerine teeth. Tympanum distinct. Fingers 

 webbed at the base ; toes webbed, the tips dilated into regular disks. 

 Outer metatarsals united. Female with a dorsal pouch. Omo- 

 sternum cartilaginous ; sternum a cartilaginous plate. Diapophyses 

 of sacral vertebra moderately dilated. 



Tropical America. 



Synopsis of the Species. 



I. Derm of head free from cranial ossification. 



Tibio-tarsal articulation not reaching be- 

 yond the eye ; interorbital space not 

 broader than the diameter of the orbit. 1. marsupiatum, p. 416. 



Tibio-tarsal articulation not reaching be- 

 yond the eye ; interorbital width 

 greater than the diameter of the orbit. 2. plumbeum, p. 417. 



Tibio-tarsal articulation reaching nearly 

 the tip of the snout ; skin of back with 

 bony deposits 3. testudineum, p. 417. 



Tibio-tarsal articulation reaching beyond 



the tip of the snout 4. longipes, p. 418. 



II. Derm of head completely involved 



in the rugose cranial ossification . . 5. oviferum, p. 418. 



1. Nototrema marsupiatum. 



Nototrenia marsupiatmu, Giinth. Cat. p. 116, pi. 10. f. B. 

 Hyla marsupiata, Bum. S,- Bihr. p. 598, pi. 98 ; Guichen. in Casteln. 



Anim. nouv. ou rares de fAnicr. dii Sitd, Rept. p. 86. 

 Nototrema marsupiatmu, Giinth. Froc. Zool. Sac. 1859, p. 417; 



Fspada^ViaJ. Pad/., Vertehr. pi. 4. f. 1. 



Tongue subcircular, slightly nicked and free behind. Vomerine 

 teeth in two short straight series on a level with the hinder edge of 

 the choanaj. Head moderate, broader than long; skull rugose in 

 the adult, the derm of the head, however, remaining free ; snout 

 rounded, much longer than the diameter of the eye ; loreal region 

 i]ot concave ; canthus rostralis distinct ; interorbital space broader 

 than the upper eyelid, concave in full-grown specimens; tympanum 



