ZIPHIUS. MESOPLODON. BERARDIUS. 23 



46. Ziphius grebnitzkii Stejneger. 



Ziphius grebnitzkii Stejneger, Proc. U. S. Nat. Mus., 1883, P- 77- 

 Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 11, 1901, Suppl., 

 p. 480. Zool. Ser. 

 Grebnitzky's Two-toothed Sperm Whale. 

 Type locality. Bering Island, Bering Sea. 

 Geogr. Distr. Bering and adjacent northern seas. 



Genus 23. Mesoplocloii. 



Mesoplodon Gerv., Ann. Scien. Nat. Paris, 1850, 3d Ser., xiv, p. 16, 

 Zool. Type Delphinus sowerhiensis Blainville = Physeter bidens 

 Sowerby. 



47. Mesoplodon bidens (Sowerby). 



Physeter bidens Sowerby, Brit. Miscell., i, 1804, p. i. 



Delphinus sowerbyi Blainv., Nouv. Diet. Hist. Nat., ix, 181 7, 



p. 197. . 

 Delphinus sowerbiensis Blainv., Nouv. Diet. Hist. Nat., ix, 1817, 



p. 197. 

 Delphinus epidon Desm., Mamm., 1821, p. 521, No. 786. 

 Dauphindo dale Blainv., Bull. Soc. Philom., 1825, p. 139, desc. 

 Delphinus micropterus Cuv., R^gn. Anim., 1829, p. 288. 

 Mesoplodon bidens Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 

 II, 1901, p. 18. Zool. Ser. 

 Sowerby's Sperm Whale. 



Type locality. Coast of Elginshire, England. 

 Geogr. Distr. North Atlantic Ocean. 



4S. Mesoplodon stejnegeri True. 



Mesoplodon stejnegeri True, Proc. U. S. Nat. Mus., 1885, p. 384, 



pi. 25. 

 Bakenoptera stejnegeri Elliot, Syn. N. Am. Mamm., F. C. M. 

 Pub., II, 1901, p. 14. Zool. Ser. 

 Stejneger's Sperm Whale. 



Type locality. Coast of the Commander Islands. 

 Geogr. Distr. Bering Sea. 



Genus 24. Berarclius. 



Berardius Duvemoy, Ann. Scien. Nat. Paris, 3me S^r., Zool., xv, 

 185 1, p. 41. Type Berardius arnuxii Duvernoy. 



