ILLUSTRATIONS 



Plate I 



Map of the Philippine Islands, showing the location of the Department of 

 Mindanao and Sulu. 



Plate II. Commercial Shark Fins 



Fig. 1. Large white-spotted fin (boon leong sit). 



2. Large white fin (chu sit). 



3. Small white fin (peh sit). 



4. Small white fin (khiam sit) . 



5. Large black fin (tuasit). 



6. Small black-tipped fin (oh ku sit) . 



7. Small black fin (seow oh sit). 



8. Fin prepared for cooking. 



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