248 CTSTIGNATHID^. 



Cystignathus ocellatus, Stdndaohn. I. c. pi. 11. f. 1. 



echinatus, Brocchi, Bull, Soc. Philom. (7) i. p. 181. 



Leptodactylus echinatus, Brocchi, Miss. Sc. Mex., Bail: p. 18, pi. 5. 



melanonotus, Brocchi, Z. c. p. 20. 



Tongue oval, nicked behind. Vomerine teeth in two slightly 

 curved series behind the choanse. Snout rounded, slightly longer 

 than the greatest orbital diameter ; nostril nearer the tip of the 

 snout than the eye ; interorbital space as broad as or a little nar- 

 roweiN than the upper eyelid ; tympanum two thirds the width of 

 the eye. Fingers moderate, first extending slightly beyond second ; 

 toes moderate, very conspicuously fringed; subarticular tubercles 

 well developed ; two small metatarsal tubercles. The hind limb 

 being carried forwards along the body, the tibio-tarsal articulation 

 reaches the eye, or a little beyond. Skin smooth, with a few scattered 

 small warts above ; a ventral discoidal fold. Brownish or olive above, 

 with indistinct darker markings ; a large angular spot on the occi- 

 put ; hinder side of thighs marbled or reticulated with dark brown ; 

 beneath more or less spotted with brown or grey. Male with an 

 internal vocal sac, and two spine-bearing tubercles on the inner side 

 of the first digit. 



Tropical America. 



a. ? . Tehuantepec. 



b-c. Young. Mexico. P. Geddes, Esq. [0.]. 



d-f. c? S • Sarayacu, Ecuador. Mr. Buckley [C.l. 



ff-i. <J. Moyobamba. Mr. A. H. RofffC.]. 



k. $. Pernambuco. W. A. Forbes, Esq. [P.] . 



I. 5 . Bahia. Dr. 0. Wucherer. 



w-o, p-r. c? ? • S. America. Mus. Guilding. 



18. Leptodactylus podicipinus. 



Cystignathus podicipinus. Cope, Proc. Ac. PhUad. 1862, p. 159. 



Tongue oval, subemarginate. Vomerine teeth in two short sepa- 

 rate rows behind the choanse. Snout rounded, a little prominent ; 

 tympanum half the size of the eye. First finger longer than second ; 

 toes with margins as wide as a phalanx, which unite at their bases, 

 forming a slight web ; a tarsal fold continuous with that of the 

 internal digit, except where interrupted by a spur-like tubercle. 

 Skin smooth, except a few minute warts on the coccygeal region. 

 Above brown ; an elongate, darker, triangular spot between the 

 eyes ; a yellowish line extends beneath the eye to the angle of the 

 mouth; femora indistinctly banded, posteriorly marbled with 

 blackish ; tibiae with three brown bands ; beneath yellowish brown, 

 with numerous yellow spots. 



Paraguay. 



This species is perhaps not specifically distinct from the next. 



