650 U. S. NATIONAL MUSEUM BULLETIN 205 



Order CETACEA 70 (whales and porpoises) 



Suborder ODONTOGETI (toothed whales) 



Superfamily PHYSETEROIDEA 



Family Ziphiidae n 

 Genus BERARDIUS Duvernoy 



1851. Berardius Duvernoy, Ann. Sci. Nat., Paris, ser. 3 (Zool.), vol. 15, p. 52. 

 (Type, Berardius arnouxii Duvernoy). 



Berardius bairdii Stejnegerf * (Baird's beaked whale) 



1883. Berardius bairdii Stejneger, Proc. U. S. Nat. Mus., vol. 6, p. 75, June 

 30, 1883. 



1884. Berardius bairdii True, Proc. U. S. Nat. Mus., vol. 7 ( App., Circ. 29) , 

 p. 590, Nov. 29, 1884) . 



Type Locality. — Stare Gavan, Bering Island, Commander Islands, Bering Sea. 

 Range. — In eastern North Pacific recorded from St. Matthew Islands (Hanna, 

 Journ. Mamm., vol. 1, No. 3, p. 120, June 19, 1920) and St. George Island, 

 Pribilof Group, Bering Sea (Hanna, Journ. Mamm., vol. 4, No. 4, p. 209, Nov. 1, 

 1923), south to Centerville Beach, near Ferndale, Humboldt County (True, U. S. 

 Nat. Mus. Bull. 73, p. 77, Sept. 28, 1910) , and Santa Cruz and Monterey Bay, 

 Calif. (Davidson, Journ. Mamm., vol. 10, No. 4, p. 357, Nov. 11, 1929). 



Genus MESOPLODON Gervais 



1850. Mesoplodon Gervais, Ann. Sci. Nat., Paris, ser. 3 (Zool.), vol. 14, p. 16, 

 July 1850. (Type, Delphinus sowerbiensis Blainville = Physeter bidens 

 Sowerby.) 



1922. Paikea Oliver, Proc. Zool. Soc. London, 1922, pt. 3, p. 574, Sept. 28, 

 1922. (Type, Berardius hectori Gray.) 



Mesoplodon bidens (Sowerby) 



1804. Physeter bidens Sowerby, The British miscellany: . . . , p. 1. 



1878. M[esoplodon] bidens Flower, Proc. Zool. Soc. London, 1877, pt. 4, 



p. 684, March 1878. 

 1884. Mesoplodon sowerbiensis True, Proc. U. S. Nat. Mus., vol. 7 (App., 



Circ. 29), p. 590, Nov. 29, 1884. 

 1901. [Mesoplodon] bidens Elliot, Field Columb. Mus. Publ. 45, Zool. Ser., 



vol. 2, p. 18, Mar. 6, 1901. 

 Type Locality. — Coast of Elginshire, Scotland. Range. — In western North 

 Atlantic recorded from Nantucket Island, Mass. (True, U. S. Nat. Mus. Bull. 

 73, p. 4, Sept. 28, 1910) . 



Mesoplodon densirostris (Blainville) * 



1817. Delphinus densirostris Blainville, in Nouveau Dictionnaire d'Histoire 

 Naturelle . . . , ed. 2, vol. 9, p. 178. 



70 For classification see Winge, Vid Med. naturh. For., Kjobenhavn, vol. 70, pp. 59-142, 

 1918, and Smithsonian Misc. Coll., vol. 72, No. 8, pp. 1-97, July 30, 1921. Miller, Smith- 

 sonian Misc. Coll., vol. 76, No. 5, pp. 1-70, Aug. 31, 1923. Slijper, Die Cetaceen Verglei- 

 chend-Anatomiseh und Systematisch, Zool. Inst. Reichsuniversitat, Utrecht, pp. xv -f- 590, 1936. 



" Revised by True, U. S. Nat. Mus. Bull. 73, pp. 1-89, pis. 42, Sept. 28, 1910. 



