FISHERIES OF THE UNITED STATES. 639 



Tursiops truncates. Gray. Bottle-nose. Dolpbin, North Atlantic Ocean. 

 Orca gladiator (Bounaterre), Gray. Atlantic Killer. Atlantic Ocean. 

 It is probably this species which enters Cape Cod Bay. 

 Orca atra, Cope. Pacific Killer. Pacific coast of North America. 

 10(325. Jaws. Cape Flattery, Washington Territory. James G. 

 Swan. 

 Orca rectipinnis, Cope. Coast of North America. 



I am informed by my friend, Mr. William H. Dall, that 

 this and the preceding Orca are seen in the same school. 

 It is his opinion that they are varieties of a single species. 

 ? Orca pacifica, Gray. North Pacific Ocean. 



Globiocephalus melas (Traill). Blackfish. North Atlantic Ocean ; Med- 

 iterranean Sea. A common species on the coast of New 

 England. Large schools frequently strand. 

 12479. Cast. Cape Cod, Massachusetts. U. S. Fish Commission. 



12840. Cast. South Dennis, Massachusetts. U.S. Fish Commission. 



12841. Cast of head. South Dennis, Massachusetts. U. S. Fish 



Commission. 

 14300-01. Skull, with mandible. Cape Cod, Massachusetts. Vinal 

 N. Edwards. 

 Globiocephalus brachypterus, Cope. Coast of New Jersey; mouth of 

 Maurice River, New Jersey. (Cope.) 



Only two specimens have been identified with this species. 

 Globiocephalus Scammoni, Cope. Pacific coast of North America ami 

 southwards. 

 9074. Photographs of skull and lower jaw. Coast of California. 

 Capt. C. M. Scammon. 



It is doubtless to this species that Coluett refers. (Voy- 

 age into the Pacific, 1798.) 

 Grampus Stearnsii, Dall. Mottled or White-headed Grampus. Pacific 



coast of North America. 

 Grampus griseus (Cuvier), Gray. Grampus. North Atlantic Ocean. 

 Comparatively rare ; probably not more than 50 specimens 

 have been taken on the New England coast within the last 

 forty years. (Captain Cook.) 

 12700. Cast of head. Cape Cod, Massachusetts. Viual N. Ed- 

 wards. 

 . Cast of head. Cape Cod, Massachusetts. Vinal N. Ed- 

 wards. 

 Delphinapterus catodon (Liuue), Gill. White Whale. Arctic and Sub- 

 arctic Seas; Provinoetown, Massachusetts (Capt. N. At- 

 wooil); Yarmouth, Massachusetts (Capt. B. Lovell). 

 Occasionally captured about Cape Cod. 

 12490. Cast. 

 Delphinapterus declivis, Cope. Greenland. 



