1. DiscoeLOBSTJS. 445 



Synopsis of the Genera. 



Tympanic disk present, slightly distinct or concealed ; diapophyses 



of sacral vertebra moderately dilated ; pupil triangular. 



1. Discoglossus, p. 445. 

 No tympanic disk ; tongue adherent ; diapophyses of sacral vertebra 



strongly dilated ; pupil triangular .... 2. Bombinator, p. 446. 

 No tympanic disk ; tongue free behind ; diapophyses of sacral 



vertebra feebly dilated ; pupil triangular. 



3. Liopelma, p. 447. 

 Tympanum distinct ; diapophyses of sacral vertebra moderately 



dilated ; pupil elliptical, erect 4. Alytes, p. 448. 



1. DISCOGLOSSUS. 



Discoglossus, Otth, Neue Denkschr. Allyem. schweiz. naturf. Oes. i. 



p. 6 ; Tschudi, Batr. p. 80 ; Dum. %■ Bibr. viii. p. 422 ; Gunth. 



Cat. p. 36 ; Cope, Nat. Hist. Rev. 1865, p. 105, and JcMrn. Ac. 



Philad. (2) vi. 1866, p. 76. 

 Pseudis, sp.. Gene, Syn. Mept. Sard. p. 24. 

 Colodactyliis, Tschudi, Faun. Per., Herp. p. 68. 



Pupil triangular. Tongue circular, entire, scarcely free behind. 

 Vomerine teeth. Tympanum slightly distinct or concealed. Fingers 

 free ; toes webbed, the tips not dilated. Outer metatarsals separated 

 by web. A rudimentary omosternum ; sternum two slender di- 

 verging cartilaginous styles; diapophyses of sacral vertebra mode- 

 rately dilated. Terminal phalanges simple. 



S. Europe ; N.W. Africa. 



1. Discoglossus pictus. 



Discoglossus pictus, Gunth. Cat. p. 35. 

 Cetti, Anf. e Peso. Sard. iii. p. 38. 

 Raua temporaiia, Pmet, Voy. Alg. i. p. 230. 

 DiBCOglossus pictus, Otth, I. c. f. 1-8 ; Tschudi, I. c. ; Bonap. Faun. 



ltd. ; Hum. 1^ Bibr. p. 425 ; Strauch, MSm. Ac. Sc. St. Petersb. 



(7_) iv. no. 7, p. 77; Be Betta, Rett. Anf. Grec, Atti Inst. Venet. 



xiii. p. 77 ; Steindachn. Novara, Amph. p. 28 ; De Betta, Faun. 



Ital. Rett. Anf., p. 67 ; Schreiber, Herp. Eur. p. 112 ; Camerano, 



Atti Ac. Tor. xiv. p. 443, f . 6-8 ; Lataste, Actes Sac. lAnn. Bord. 



xxxiii. p. 275, pis. 3, 4, 5. 



sardus, Tschudi, I. c. ; Bonap. I. c. ; Camerano, I, c. p. 437, f. 4-5. 



Pseudis sardoa, GenS, I. c. pi. v. f. 1-3, 5-6. 



Rana picta, Sohleg. I. c. 



? Colodactjlus cserulescens, Tschudi, Fawn. Per., Herp. p. 68, pi. 11. 



f . 2 ; Peters, Mon. Berl. Ac. 1873, p. 414,j)l. 3. f. 1. 

 Discoglossus scovazzii, Camerano, Atti Ac. Tor. xiii. p. 548, & xiv. 



p. 447, f. 1-3. 



Vomerine teeth in a long, scarcely interrupted, straight series 

 across the palate behiijid the cJioanse. Snout rather prominent, 

 longer than the greatest orbital diameter, without canthus rostralis ; 

 interorbital space as broad as, or a little narrower than, the upper 



