DOUBTFUL TOAD. 



157 



saw in the collection of Dr. Bloch, and which ap- 

 peared to resemble this species, but was entirely 

 pale, or colourless. 



DOUBTFUL TQAD. 



Rana Dubia. K. fusco-flavescens verrucosa, gibbere utrinque hu- 

 merali magna purosaj pedibus posficis subhexadadylis mbpaU 

 matis. 



Yellowish-brown verrucose Toad, with a large porous promi- 

 nence over each shoulder, and subhexadactyle subpalmated 

 hind feet. 



Rana musica ? ? R, humeris gibbis pundatis. Lin. Syst. Nat, 

 p. 354. 



Of this animal a specimen is preserved in the 

 British Museum, under the title of Rana musica : 

 its size is that of a common toad, but the shape of 

 the body differs; seeming gradually to decrease 

 from the shoulders to the hind legs, somewhat in 

 the manner of the Hylse or tree frogs. Its co- 

 lour, so far as can be determined from the speci- 

 men, long preserved in spirit of wine, appears to 

 have been a moderately deep brown above, and 

 pale or whitish beneath, slightly marbled or varie- 

 gated with brown. The whole upper surface is 

 beset with distinct oval pustules or tubercles, 

 somewhat resembling those of the Ra?ta marina 

 of Seba; to which, indeed, the animal appears 

 allied by the very large size of the prominent 

 parts on each side the shoulders, or parotids, as 

 Mr. Schneider chuses to call them, which are ex- 

 tremely tumid, and appear perforated by numerous 



