10. crRATOPHRYS.—11. EDALORHINA. oes 
the calf. Brown or olive above, marbled with darker; sometimes a 
rather indistinct light median line on the hinder half of the body. 
K. 8. America. 
a-b. 9. Brazil. 
c, 2. Tropical America, Sir A. Smith [P.]. 
10. Ceratophrys leyboldii. 
Pyxicephalus leyboldi, Espada, Viaj. Pacif., Vertebr. p. 15. 
Differs from C. americana by its shorter limbs. -The hind limb 
being carried forwards along the body, the tip of the fourth toe 
reaches the anterior corner of the eye. 
N. Chili. 
11. EDALORHINA. 
Edalorhina, Espada, Jorn. Sc. Lisb. 1870, p. 58. 
Bubonias, Cope, Proc, Ac, Philad. 1874, p. 124. 
Pupil horizontal. Tongue oval, notched and free behind. Vo- 
merine teeth present orabsent. Tympanum yery distinct. Fingers 
' free; toes free or nearly so, the tips not dilated. Outer metatarsals 
.united. Omosternum cartilaginous; sternum with a bony style. 
Sacral diapophysis slightly dilated. Terminal phalanges simple. 
W. 8. America. 
Synopsis of the Species. 
A dermal ridge across the interocular space ; 
toes webbed at the base .............. 1. perezii, p. 227. 
No dermal ridge across the interocular space ; 
toes webbed: atu base. saeeta ecu oes: 2. buckleyt, p. 228. 
No dermal ridge across the interocular space ; 
foes quite free, 2254 0.0.3 Oe ay eal Ue See 3. plicifrons, p. 228. 
1. Edalorhina perezii. (Puare XVI. fig. 2, upper view of head.) 
Edalorhina perezi, Espada, l.c. and Viaj. Pacif., Vertebr. p. 105, pl. 1. 
£. 5, 
Vomerine teeth in two oblique series commencing from the inner 
hind edge of the choane. Snout angular, with well-marked canthus 
rostralis ; nostril much nearer the tip of the snout than the eye; 
interorbital space narrower than the upper eyelid; tympanum oval, 
its long axis directed upwards and forwards, as large as the eye. 
First finger not extending beyond second ; toes with a rudiment of 
web; subarticular tubercles well developed ; two small metatarsal, 
and three or four conical tarsal tubercles. The hind limb being 
carried forwards along the body, the tibio-tarsal articulation reaches 
the eye, or nearly so far. Skin nearly smooth; a strong fold from * 
a2 
