IT. BORBOROCCETES. 2o3 



1. Borboroccetes nodosus. 



Ovstignathus nodosa?, Bum. >§• Bibr. p. 41;); GuicJu'ii. in Gay, 



^Rept. p. 98. 

 Eusoplras nodosus, Cope, Xut. Hist. liev. 186-3, p. ll-). 



Tongue circular, sli"'litlv nicked Lehiud. Vomerine teeth ii 



Chik, 



Vomerine teeth in two 

 small grou})S between the choaua\ Snout short, rounded : tympanum 

 indistinct. Fingers and toes moderate : subarticular tubercles very 

 strong ; two small metatarsal tubercles. The bind limb being carried 

 forwards along the body, the foot extends beyond the snout. Scat- 

 tered small warts on the back ; a rather indistinct parotoid gland 

 above the tympanum to the shoulder. Brown above, dotted with 

 black ; limbs cross-barred : hinder side of thighs speckled with white : 

 light brown beneath. 

 Chili. 



2. Borboroccetes roseus. 



Cystigiiathus nodosus, Gi'iiith. Cat. p. :^9. 

 Cystiiiuathus roseus, Giuitli. I. c. p. l-'U. 

 Cystiguathus roseus, JJinii. S,' L'ihr. p. -114; Guichen. in Gay, Chile, 



Eepf. p. 99, pi. 7. f. 3; Espada, Via/. I'arif., Veriebr. p. 7.j. 

 Borboroccetes roseus, Cope, Xat. Hi»t. i?cf. 18(3-5, p. 113. 

 '^ Cystiguathus sylvestiis, Tschadi, Faun. Per. p. 66, ]il. 11. f, 1 ; 

 Peters, Mo,i. Berl. Ac. 1873, p. 620. 



Tongue subcircular, entire. Vomerine teeth in two oblique series 

 eommencing on a level with the hinder edge of the choana-. Snout 

 rounded, slightly longer than the greatest orbital diameter ; nostril 

 equally distant from the eye and the tip of the snout ; interorbital 

 space as broad as the upper eyelid ; tympanum .slightly distinct. 

 Fingers moderate, first not extending beyond second ; toes moderate, 

 with a slight rudiment of web ; subarticular tubercles not much 

 developed : a small inner, and an indistinct outer metatarsal tubercle. 

 The hind limb being carried forwards along the bod}', the tibio- 

 tarsal articulation reaches the eye. Skin smooth, the upper surfaces 

 distinctly porous. Brownish above, indistinctly marbled with darker ; 

 a light dorsal stripe. 



Chili. 



«. $ . Chili. C. Darwin, Esq. [P. 



b. Yg. S. America. C. Darwin, Esq. [P, 



3. Borboroccetes Mdalgi. 



Cystigiiatlius hidalgoi, iExpada, ViaJ, Pacif., Veriebr, p. 76. 



Tongue circular, nicked behind. Vomerine teeth in two nearly 

 straight series between the choana^. Snout rounded ; tympanum 

 distinct, vertically elliptic, halt' the diameter of the eye. First linger 

 as long as second ; toes fringed, with a rudimentary web ; subarti- 

 cular tubercles moderate. The hind limb being carried forwards 



