SALAMANDKIDJE. 



Fam. 2. Amphiumidse (p. 80). No gills in the perfect state ; 

 maxillaries present ; both jaws toothed ; vertebrae amphi- 

 ccelian ; no eyelids. 



Fam. 3. Proteidae (p. 83). External gills persistent throughout 

 life ; maxillaries absent ; intermaxillaries and mandible 

 toothed ; vertebras amphicoelian ; no eyelids. 



Fam. 4. SirenidaB (p. 86). External gills persistent throughout 

 life ; maxillaries absent ; intermaxillaries and mandible 

 toothless ; vertebras amphicoelian ; no eyelids. 



Fam. 1. SALAMANDRIDiE. 



Salamandridse, Gray, Ann. Phil. 1825. 

 Salamandvina, Tschudi, Classif. d. Batr. 

 Atretoderes, part., Dam. $■ Bibr. Erp. G6n. ix. 



Salamandrida, Straiwh, Rev. d. Salam., in Mem. Ac. St. Petersb. (7) 

 xvi. no. 4. 



Subfam. A. SALAMANDRINjE. 



Salamandridse, Gray, Cat. Batr. Grad. 



Salamandridse, Seiranotidse, Pleurodelidae, Tritonidse, Halloio. Journ. 



Ac. Philad. (2) iii. 1858. 

 Seiranotidte, Pleurodelidse, Salamandridse, Gray, Proc. Zool. Soc. 



1858. 

 Salamandrinse, Cope, Proc. Ac. Philad. 1859. 



Salamandridse, Pleurodelidas, Cope, Journ. Ac. Philad. (2) vi. 1866. 

 Salamandrida mecodonta, Strauch, I. c. 



Synopsis of the Genera. 



I. Maxillary and pterygoid separate ; latter not reaching qua- 



drate. 

 No fronto-squamosal arch ; tongue adherent or slightly free behind ; 



tail rounded ; toes five 1. Salamandra, p. 3. 



No fronto-squamosal arch ; tongue, posterior half free ; toes five. 



2. Chioglossa, p. 5. 

 Fronto-squamosal arch present*, ligamentous or bony; tail com- 

 pressed ; toes five 3. Molge, p. 6. 



Fronto-squamosal arch bony; toes four. . 4. Salamandrina, p. 28. 



II. Maxillary reaching quadrate ; pterygoid applied to maxillary. 

 Fronto- squamosal arch bony 5. Tylototriton, p. 29. 



III. Pterygoid united broadly with maxillary. 

 Fronto-squamosal arch ligamentous posteriorly; tongue, anterior 



border free 6. Pachytriton, p. 30. 



* Except in Molge crisfata. 



