20 BALVENOPTERA. PHYSETER. 



BalcBnoptera physalus Elliot, Syn. N. Am. Mamm., F. C, M. 

 Pub., II, 1901, p. 13. Zool. Ser. 

 Northern Finback Whale. 



Type locality. Unknown. Atlantic coast of Europe. 



Geogr. Distr. Arctic and Atlantic Oceans; Mediterranean Sea. 

 On North American coast from Greenland to New Jersey. 



39. Balsenoptera borealis (Lesson). 



Balcena borealis Less., Hist. Nat. Get., 1828, p. 342. 



Balisnoptera borealis Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 

 II, 1901, p. 13. Zool. Ser. 

 Lesson's Finback Whale. 



Type locality. ? 



Geogr. Distr. Arctic and North Atlantic Oceans; Mediterranean 

 Sea. 



40. Balaenoptera musculus (Linnaeus). 



BaUsna musculus Linn., Syst. Nat., i, 1766, p. 106. 

 BaUsna physalus Pall., Zoogr. Rosso-Asiat., 1830, p. 289. 

 Physalus (Rorqualus) sibbaldii Gray, Proc. Zool. Soc, 1847, p. 92. 

 Sibbaldius tectirostris Cope, Proc. Acad. Nat. Scien. Phil., 1869, 



p. 17. 

 Balcenoptera musculus Elliot, Syn. N. Am. Mamm., F. C. M. 



Pub., II, 1901, p. 13. Zool. Ser. 

 Blue Finback Whale. 



Type locality. Coast of Yorkshire, England. 

 Geogr. Distr. Arctic and North Atlantic Oceans. 



41. Balaenoptera sulfurea (Cope). 



Sibbaldius sulfureus Cope, Proc. Acad. Nat. Scien. Phil., 1869, 



p. 20. 

 BaUenoptera sulfurea Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 



II, 1901, p. 14. Zool. Ser. Id. Mamm. Middle Amer. & W. 



Indies, F. C. M. Pub., iv, Pt. i, 1904, p. 43. Zool. Ser. 

 Yellow-bellied Finback Whale. 



Type locality. Northwest coast of North America. 

 Geogr. Distr. North Pacific Ocean to Bering Sea. 



Family IL Physeteridie. Sperm Whales. 



Subfamily L Physeterinse. 



Genus 19. Pliyseter. 



Physeter Linn., Syst. Nat., i, 1758, p. 76; i, 1766, p. 107. Type 

 Physeter macrocephalus Linnaeus. 



