CLASSIFICATION. 



Order Stegocephalia. 

 Suborder Microsauria. 

 Family Diplocaulidce. 



Diplocaulus. 

 Suborder Temnospondyli. 

 Rhachitomus division. 

 Family Eryopidcs. 



Eryops. 



Parioxys. 



Anisodexis {?). 



Acheloma. 

 Family Trimerorhachidce. 



Trimerorhachis. 



Tersomius, 



Zatrachys. 

 Family Dissorhophidcs. 



Dissorhophus. 



Cacops. 



Alegeinosaurus. 

 Family Aspidosauridcs. 



Aspidosaurus. 

 Family TrematosauridcB. 



Trematosaurus. 

 Embolomerus division. 

 Family Cricotidce. 



Cricotus. 



Cricotillus. 

 Incertce sedis. 



Family Crossotelidee. 



Crossotelos. 

 Family Gymnarthridce. 



Cardiocephalus. 



Gymnarthrus. 

 Family 



Pleuristion. 

 Order Urodela. 



Family Lysorophida. 



LysoropkuSr 



14 



