FIRST DORSAL FIN, 



SECOND DORSAL, OR 

 ADIPOSE FIN. 



CAUDAL, OR 

 TAIL FIN. 



PECTORAL FINS (2 



PELVIC, OR 

 VENTRAL FINS (21. 



ANAL FIN. 



I'i"-. 11. — Diai^-ram slmwinL; an 



^,,,,,.,„,,,^,,niK- hnsnl- Salmon, S.a-ln.ut and Tn.ul. 



See page 53. 



