46 RErTILES. 



Above brown ; forehead and crown, a strealc along the candal 

 vertc^bra and some spots on tlie extremities yellow ; beneath brown, 

 with some large elUptical yellow spots. Metattirsxis with one 

 tubercle. 



a. Adult. Swan River. Presented liy J. Wnght, Esq. (Original 

 specimen of Dr. Gray's Bomh. australis, and different from 

 Bibron's riiryn. mistralis : cfr. Erj^et. Gener. \\\\. p. 725.) 



h. Adult. Australia. From M. Parzudald's Collection. 



2. Pseudophryne bibronii. 



Phi'jniiscus nustvalis, Bum. ^- Bihr. viii. p. 725. pi. 100. f. 2, 4. 



Above olive, no white on the head ; beneath white, variegated 

 M^ith brown. Metatarsus %vith two small tubercles. 



ct. Adult. Austraha. Presented by the Earl of Derby. 

 6. Adidt. Australia. 



c, d. Adult: not good state. Van Dieracn's Laud. Presented by 

 Sir W. .J. Hooker. 



2. BRACHYCEPHALUS. 



Head moderate ; muzzle distinct, rather tapering ; cleft of mouth 

 moderate ; extremities moderate ; fingers foiu% free, last rudimentary, 

 scarcely visible ; toes five, free, the two outer ones rudimentary. 

 Teeth, none in jaws nor in palate ; tongue elongate, elliptic, entire. 

 Eustachian tubes rudimentary ; no tympanum nor ca\'um tympani. 

 Sldn smooth ; on the back a bony shield, formed by the dUated pro- 

 cesses of six dorsal vertebrae. Sacral vertebra only feebly dilated. 

 Tropical America. 



Brachycephalus, Fitz. Neue Class. Rept, p. 39; IVarjl. Si/st. Amph. 



p. 207 ; Tschudi, Batr. p. 87 : Bum. ^- Bihr. p. 72(3. 

 Ephippifer, Cocteau, Mag. Zool. Giicrin, iii. 18.35, cum fig. 

 Bufo, sp., S}iix, Spec. Nov. Test. p. 48. 



1. Brachycephalus ephippium. 



Bufo ephippium, Spix, Spec. Nor. Test. t. 20. f. 2. 



Braclij-ceplialus ephippium, Fitz. I. c. ; Wcu/l. I. c. ; Tschudi, I. c. ; 



Dum. .V Bibr. p. 729. 

 Ephippifer spixii, Cocteau, I. c. 



Didl yellowish, sometimes with a large black dorsal spot. 



. Many specimens. Brazil. Purchased by Dr. Tiardiner. 



-(L Adult. Tropical America. Presented by Charles DarAvin, Esq. 



