44 



FISH GALLEKY. 



America. The Gigantic Salamander (Megalohatrachus maximus), 

 from Japan and China, belongs to this family ; it is the largest 

 living Batrachian, attaining a length of four feet, and the living 



Fig. 33. 



Amphiuma means, from North America. 



representative of the fossil Salamander of (Eningen, the remains 

 of which were originally regarded as those of man {Homo dihivii 

 testis). 



The Proteidce and Sireniite are permanent gill-breathers, and 



