« 
12. PALUDICOLA.—13. LEPTODACTYLUS. 237 
15. Paludicola nitida. 
Liuperus nitidus, Peters, Mon. Berl. Ac. 1869, p. 878. 
Tongue long and nearly rhomboidal. Vomerine teeth none. 
Habit slender. Snout subacuminate, rounded, as long as the orbital 
diameter ; nostril nearer the tip of the snout than the eye; tym- 
panum indistinct, one third the width of the eye. First finger a 
little shorter than second; subarticular tubercles well developed ; 
similar tubercles on the palm and sole. Skin smooth, or with a few 
very small granules on the back. Greenish above, with darker mark- 
ings; a dark triangular spot between the eyes ; on each side in front 
of the thigh a blackish, light-green marbled, oval spot ; limbs cross- 
barred ; brownish beneath, indistinctly dotted with lighter. 
Puebla, Mexico. 
16. Paludicola? mexicana. 
Leiuperus mexicanus, Brocehi, Bull. Soc. Philom. (7) i. p. 184. 
Tongue discoid. Vomerine teeth none. Snout truncate, with 
angular canthus rostralis; tympanum very distinct, not half the 
width of the eye. Toes rather long and thin, with a very slight 
rudiment of web which does not extend on their sides ; tips of fin- 
gers and toes swollen into small disks; subarticular tubercles well 
developed; two metatarsal tubercles, the inncr oval and much 
larger than the outer. Skin smooth. Greyish above, marbled with 
black; a black spot behind the tympanum; white beneath, the 
throat speckled with grey. 
Mexico. 
13. LEPTODACTYLUS*. 
Leptodactylus, Fitzing. Class. Rept. p. 38. 
Cystignathus, Wagl. Syst. Rept. p.202; Tschudi, Batr. p. 78; Gitinth. 
Cat. p. 27; Cope, Nat. Hist. Rev, 1865, p. 112, and Journ. Ac. 
Philad. (2) vi. 1866, p. 96. 
Cystignathus, sp., Dum. & Bibr. viii. p. 392. 
Crossodactylus, Dum. § Bibr. viii. p. 635. 
? Limnocharis, Bell, Zool. Beagle, Rept. p. 82; Giinth. Cat. p. 23; 
Cope, Journ. Ac. Philad. (2) vi. p. 96. 
Pleurodema, sp., Giinth. Cat. p. 31. 
Tarsopterus, Fteinh. §& Liith. Vidensk. Meddel. 1861, p. 177. 
Gnathophysa, Cope, Nat. Hist. Rev. 1865, p. 112, and Journ. Ac. 
Philad. (2) vi. p. 96. 
Entomoglossus, Peters, Mon. Berl. Ac. 1870, p. 647. 
Pupil horizontal. Tongue oval or rounded, entire or slightly 
nicked, and free behind. Vomerine teeth behind the choane. Tym- 
panum very distinct. Fingers and toes free, not or but slightly 
* 1. Cystignathus hylodes, Reinh. & Liitk. Vidensk. Meddel. 1861, p. 168,— 
Brazil. 
2. Cystiqnathus discolor, Reinh. & Litk. 1. ¢. p. 169.—Brazil. 
3. Hiplodes hallowellii, Cope, Proc. Ac. Philad. 1862, p. 153; Cystignathus 
hallowellii, Cope, eod. loc. 1868, p. 115.—Carthagena, Colombia. 
