83 



RANA HORICONENSIS.— i7o/6rooy^. 



Plate XIX. 



Characters. Head large, snout rather pointed, upper lip light bronze, with 

 dark bars, above this is an irregular, indistinct, clouded white band under the 

 tympanum to the shoulder; body very robust, dark olive, with irregular black 

 spots, and a cutaneous fold on each side. Length, 3^ inches. 



Description. The head is large, broad, with the snout rather pointed, the 

 whole dusky green above. The mouth is very large, and the interval between the 

 palatine teeth considerable. The nostrils are lateral, and nearer the snout than 

 the orbits. The eyes are very large, prominent, and beautiful, with the pupil 

 black and the iris golden, reticulated with black. The tympanum is large, 

 bronzed, with a lighter spot in its centre. The upper lip is light bronze colour, 

 with dusky bars; above this is an indistinct band of bluish- white, interspersed with 

 black spots, which extends from near the snout, under the orbit and tympanum, to 

 the shoulder. The lower jaw, chin, and throat, are white. The body is very 

 robust, dark olive, interspersed with irregular black spots, with an elevated 

 cutaneous fold on each side, of lighter colour, from the orbit to the posterior 

 extremities; the abdomen is silver- white. 



The anterior extremities are stout, dusky above and white below; there are four 

 fingers, distinct, thick, dusky above and beloAV. The posterior extremities are 

 greatly developed, dark olive above, marked with transverse black bars. The 

 anterior part of the under surface of the thighs is smooth and silver-white, the 

 posterior is granulated and flesh-coloured; there are five toes, long, and very fully 

 palmated to the tips, dusky above and below. 



