590 PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. [6] 



Grr.iDpus Stearnsii, Dall. Mottled or White-headed Grampus. 



Pacific coast of North America. 

 Delphinapterus catodon, (Linu^) Gill. A\Tiite Whale. 



Arctic and Subarctic seas. 

 Monodon monoceros, Linii6. Narwhal. 



Arctic seas. 

 Phocaena communis, Lesson. Puffing-Pig. Herring-Hog. 



North Atlantic Ocean. 

 Phocaena lineata, Cope. Striped Porpoise. 



Atlantic coast of the United States. 

 Phocaena vomerina, Gill. California Bay Porpoise. 



Pacific coast of the United States. 



Family ZIPHIID^. Bottle-nose Whales. 



Berardius Bairdii, Stcjneger. Baird's Whale. 



Bering Island. 

 Hyperoodon rostratus, (Chemnitz) Wesmael. Bottle-nose Whale. 



North Atlantic Ocean. 

 Ziphius cavirostris, Cuvier. • 



Temperate and tropical seas. 

 ? Ziphius semijunctus, (Cope). 



Atlantic Ocean. 



Ziphius Grebnitzkii, Stejueger. Grebnitzky's Bottle-nose Whale. 

 Bering Island. 



Mesoplodon Sovtrerbiensis, Gervais. Sowerby's Whale. 

 Temperate North Atlantic. 



Family PHYSETEEID^, The Sperm Whales. 



Physeter macrocephalus, Linn6. Sperm Whale. 

 Temi)erate and tropical seas. 



Kogia breviceps, (De Blainville) Gray. Pygmy Sperm Whale. 



Temperate and troincal seas. 



Suborder Mysticete. Whalebone Whales. 



Family BAL^NID^. 



Rhachiauectes glaucus, Cope. Devil-fish. Gray Whale. 

 Pacific coast of North America. 



Agaphelus gibbosus, Cope. (?) Scragg Whale. 

 North Atlantic. 



