234 CTSTIGNATHID^. 



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

 about one third the orbital diameter. 

 Ceara, Brazil. 



7. Paludicola bUigonigera. = /U^^t^yC^e^^ ^^\ 



Liuperus biligonigerus, Cope, Proc. Ac. Philacl. 1860, p. .517. 

 Gomphobates notatiis, Meinh. 4' Liitk. T'idensk. Meddel. 1861, p. 173, 



pi. 4. f. 3 ; Hensel, Arch. f. Ncduvg. 1867, p. 138 ; Stdndachn. 



Novara, Amph. p. 11. 

 Pleurodema bilig-onigera, Cope, Proc. Ac. Philad. 1862, p. 352. 

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



p. 272, pi. 1.0. f. 3, & p. 651. 

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

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



Tongue small, elliptic, entire. Yomerine 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. Fiugcrs moderate, first not extending beyond 

 second ; toes moderate, with a slight rudiment of Aveb ; 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 iii'st digit is furnished with brown 

 rugosities. 



Brazil. 



8. Paludicola albifrons. 



Bufo albifrons, Spix, Test. Pan. Bras. p. 48, pi. 19. f. 2 ; Pete?-s, Mon. 

 Berl. Ac. 1872, p. 222. 



Paludicola albifrons, Waffl. St/si. Amph. p. 206. 



Gomphobates mannoratus, Reinh. ^ Liitk. VtdensJc. Meddel. 1861, 

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

 dachn. Novara, Amph. p. 12. 



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



Eupempbix 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 well developed ; a 

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



