20. CETPTOTIS. 21. CEUflA. 263 



Pupil horizontal. Tongue suboval, entire and free behind. 

 Vomerine teeth. Tympanum hidden. Fingers and toes free, the 

 tips not dilated. Outer metatarsals united. Omosternum rudimen- 

 tary ; sternum a cartilaginous plate. Diapophyses ot' sacral vertebra 

 slightly dilated. Terminal phalanges simple. 



Australia. 



1. Cryptotis brevis. 



Cryptotis breyis, Giinth. Ann. 8f Mag. N. H. (3) xi. p. 27, pi. 4. 

 f. B; Steimlachn. Novara, Amph. p. 30; Kef erst. Arch.f. Naturg. 

 1808, p. 208. 



Vomerine teeth in two small groups behind the choanse. Head 

 large in the male, moderate in the female ; two long tooth- 

 like processes in front of the lower jaw in the former ; these pro- 

 cesses indistinct in the latter. Snout rounded, longer than the 

 orbital diameter ; canthus rostralis indistinct ; nostril nearer the 

 eye than the tip of the snout ; interorbital space broader than the 

 upper eyelid. Fingers moderate, first shorter than second ; in the 

 female the two inner fiinged on their sides ; toes moderate, slightly 

 fringed ; subarticular tubercles well developed ; a small inner meta- 

 tarsal tubercle. The hind limb being carried forwards along the 

 body, the tibio-tarsal articulation reaches the shoulder or the angle 

 of the mouth. Skin smooth, or slightly tubercular on the back. 

 Olive-brown above, spotted with darker ; a large dark spot between 

 the eyes ; a dark streak from the tip of the snout to the eye ; limbs 

 cross-barred ; lower surfaces black- and white-marbled. Male with 

 a subgular vocal sac. 



Australia. 



a,b. cS • Clarence River. G. Krefft, Esq. 



C.]. (Types.) 



c. c? • Macquarie Eiver. G. Krelft, Esq. [C] 



d. Many sp. : J' , Macquarie River. G. Krefft, Esq. [P.]. 

 ? , hgr., & yg. 



21. CRINIA. 



Crinia, Tschudi, Batr. p. 78; Cope.! Nat. Hist. Sev. 1805, p. 114, and 



Journ. Ac. PhUad.f2) vi. ISOti, p. 95. 

 Cystignathus, STp, JDum. ^- Bibr. viii. p. 392; Gunth. Cat. p. 26. 

 Raiiidella, Giraid,Proc. Ac. I'kikid. 1853, p. 421. 

 Pteiophrynus, Liithen, Viden»k^_^Ie^d€l. 1862, p. 302. 

 Camariolius, Peters, Mo)t>Jkf'trAc\l8G3, p. 236. 



Pupil horizontal. Tongue elliptic, entire, and free behind. Vo- 

 merine teeth very slightly developed or absent. Tympanum slightly 

 distinct or hidden, or absent. Fingers and toes free, not dilated at 

 the tips. Outer metatarsals united. Omosternum cartilaginous ; 

 sternum narrow, weak, cartilaginous. Diapophyses of sacral ver- 

 tebra slightly dilated. Terminal phalanges simple. 



Australia. 



