2. 



Realms. 



Reigns. 



4; 



Regions. 



5. 



Classes. 



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BESTIR. 



Beasts. 



AVES. 



Birds. 



REPTILIA. 



Reptiles. 



^ PISCES. 



Fish. 



MOLLUSCA. 



Fish allies. 



CRUSTACEA. 



Shell-fish. 



