148 BNGYSTOMATIDA. 
Pupil erect ; tongue oblong ; palatine bones forming an acute ridge ; 
tympanum hidden .......... 11.. Callula, p. 167. ©: 
Tongue heart-shaped ; palatine bones each with two curved teeth ; 
tyi PIPSBUMcMIShIGh ss. scee <1. + > 12. Xenobatrachus, p. 172. NG 
Pupil erect ; tongue large, oblong, nicked behind; tympanum hid-. 
GLI GOES TUCO jhi% acts als solelie obec 13. Phrynomantis, p. 172.A¢-N 
Pupil erect ; tongue oval ; two small er prominences between the 
choanze ; toes webbed at the base.. 14. Cacopus, p. 173. ["*" 
Pupil erect ; tongue divided into two lateral halves by a deep groove. 
15. Glyphoglossus, p. 175. [°*: 
ILI. Precoracoids present ; coracoids very much dilated. 
Pupil horizontal; no palatine teeth.. 16. Breviceps, p. 176. 
Palatine beethi-sss4 eck ohelers ss we ae 17. Rhombophryne*, p. 177." 
/ 
IV. Precoracoids present ; coracoids directed backwards. 
PUpipenees gree. ks Sais re eee 18. Hemisus, p. 178. 4+: 
1, RHINODERMA. 
Rhinoderma, Dum. § gies vill. p. 657; Giinth. Cat. p. 48; Cope, 
Journ, Ac. Philad. (2) vi. 1867, p. 196. 
Pupil horizontal. Tongue subtriangular, entire or slightly nicked 
and free behind. Vomerine teeth none. ‘Tympanum hidden, or 
slightly distinct. Fingers with a slight rudiment of web; toes 
- incompletely webbed, the tips not dilated. Outer metatarsals united. 
Coracoids and precoracoids parallel; a cartilaginous omosternum ; 
a cartilaginous sternum. Diapophyses of sacral vertebra mode- 
rately dilated. Terminal phalanges simple. 
Chili. 
1. Rhinoderma darwinii. f 
Rhinoderma darwin, Giinth. Cat. p. 48. 
Rhinoderma darwinii, Dum. § Bibr. p. 659; Bell, Zool. Beagle, 
tae Dp 48, pl. 20. f. 1 & 2; Guichen. in Gay, Hist. Chile, 
p. 122, pl. 7. f. 1-10; Girard, U.S. Expl. Exped., Herp. p. 71; 
Cunningh. Tr ans, Linn. Soc. xxviii. p. 468; Espada, Viaj. Pacif., 
Vert. p. 129. 
Snout triangular, ending in a dermal lobe; canthus rostralis 
angular ; loreal region vertical ; interorbital space broader than the 
upper eyelid. Fingers moderate, pointed, first shorter than second ; 
toes rather slender, pointed, one-third webbed; subarticular tubercles 
* Sternal structure unknown, but the animal stated to be closely allied to 
LBreviceps. 
‘ 
