92 CLASSIFICATION OF THE ANIMAL KINGDOM. 



Fig. 82. A, Lepidosiren paradoxa,, one of the Mud-fishes ; B, Front of the mouth of the 

 same, showing the teeth ; c, One of the overlapping scales, enlarged. 



CLASS II. AMPHIBIA (AMPHIBIANS). 



ORDER I. OPHIOMORPHA (PEROMELA). 



Fam. Cseciliidse. Ccecilia, Siphonops, Epicrium.* 



ORDER II. URODELA. 



Sub-ord. 1. Ichthyodea. 



Fam. a. Perennibranchiata or Phanerobranchia. Siren, 



Prpeu&rMenobranchus, Siredon. 

 Fam. b. Cryptobranchia. Amphiuma, Menopoma, Cryp- 



tobranchus. 



Sub-ord. 2. Salamandrina. 



Fam. a. Amblystomidse. Ainblystonmj Pldhodon. 

 Fam. 5. Salamandriidse. Triton (Newt), Salamandra 

 (Land-Salamander). 



