234 CrSTIGNATHlD^. 



shaped, Yomerine teeth in two oblique series. Tympanum distinct, 

 about one third the orbital diameter. 

 Ceara, Brazil, 



i-r 



Paludicola biligonigera. 



Liuperus biligonigerus, Cope, Proc. Ac. Philad. 1860, p. 617. 

 Gomphobates notatus, Iteinli. Sf Liitk. Vidensk. Meddeh 1861, p. 173, 



pi. 4. f. 3 ; Hensel, Arch. f. Naturg. 1867, p. 138 ; Steindachn. 



Novara.1 Amph. p. 11. 

 Pleurodema biligonigera, Cope, Proc. Ac. Philad. 1862, p. 3o2. 

 Leiuperus albouotatus, Steindachn. Verh. zool.-bot. Ges. Wien, 1864, 



p. 272, pi. 13. f. 3, & p. 551. 

 Gomphobates biligonigems, Cope, Proc. Amer. Philos. Soc. xi. p. 168. 

 Paludicola notata, Peters, Mon. Berl. Ac. 1872, p. 223. 



Tongue small, elliptic, entire. Vomerine teeth none. Head 

 small ; snout short, rounded ; nostril nearer the tip of the snout 

 than the eye ; interorbital space as broad as the upper eyelid ; tym- 

 panum hidden. Fingers moderate, first not extending beyond 

 second ; toes moderate, with a slight rudiment of w^eb ; subarticular 

 tubercles well developed ; tarsus furnished with a minute, acute 

 tubercle near the middle of its posterior face ; two compressed, oval 

 metatarsal tubercles. The hind limb being carried forwards along 

 the body, the tibio-tarsal articulation reaches hardly the eye. Skin 

 smooth, or with small warts above. Above olive, marbled with 

 darker ; a dark lateral stripe ; a black inguinal spot. Male with 

 a black throat and two external vocal sacs ; during the breeding- 

 season the inner side of the first digit is furnished with brown 

 rugosities. 



Brazil. 



a. S • Lagoa Santa. Prof. Reiuhardt [P.]. 



b-c. Hgr. Baliia. 



d. 2 • Para. R. Graham, Esq. [P.], 



8. Paludicola albifrons. 



Bufo albifrons, Spix, Test. Pan. Bras. p. 48, pi. 19. f. 2 ; Peters, Mon. 

 Berl. Ac. 1872, p. 222. 



Paludicola albifrons, Wagl. Syst. Amph. p. 206. 



Gomphobates marmoratus, Peinh. Sf Liitk. Vidensk. Meddel. 1861, 

 p. 175, pi. 4. f 4 ; Hensel, Arch. f. Katurrj. 1867, p. 137; Stein- 

 dachn. Novara, Amph. p. 12. 



Leiuperus marmoratus, Biirmeister, Peise La Plata, ii. p. 532. 



Eupemphix nattereri, part., Steindachn. Verh, zool.-bot. Ges. Wien, 

 1864, p. 271. 



Tongue elliptic. Yomerine teeth none. Snout rounded, as long 

 as the orbital diameter ; nostril nearer the tip of the snout than the 

 eye ; interorbital space as broad as the upper eyelid ; tympanum 

 hidden. Fingers moderate, first not extending quite as far as 

 second ; toes rather short ; subarticular tubercles w^oll developed ; a 

 small conical tubercle on the inner side of the tarsus j two oval, 



