CLASSIFICATION OF VERTEBRATA 



Gadidac. Gadus, Lota, Molva. 

 Ophidl'uhic. Fierasfer, Ammodytes. 

 Pleuronectidae. Pleuronectes, Rhombus, Solea. 



c. Plectogxatiii, Cuvier. Physoclystic ; maxillae and 

 premaxillae fused with each other and with the cranium. 

 (Jills pectinate, but with a very small opercular opening. 



Ostracion, Tetrodon, Diodon, Orthagoriscus. 



d. Lopiiobranciiii, Cuvier. Physoclystic; gills in the 

 shape of peculiar bunches under a large operculum with 



lairow opening. 



Syngnathus, Nerophis, Phyllopteryx, Hippocampus. 



