LAGENORHYNCHUS. 29 



Genus 2,2. Lageiiorliyiiclius. Bottle-iiosecl AVliales. 



Lagenorhynchus Gray, Voy. Erebus & Terror, Zool., 1846, p. 34, 

 pi. 6, fig. 3-5. Type Delphimis leiicoplenrus Rasch == jDeZ- 

 phinus actdus Gray. 

 Leiicopleiiriis Gray, Proc. Zool. Soc, 1866, p. 216. 



61. Lagenorhynchus acutus (Grav). 

 Delphinus acutus Gray, Spicil. Zool , 1828, p. 2. 

 Delphimis eschrichii Schleg., Abh. Geb. Zool., 1841, p. 23. 

 Delphi)ius leucopleurus Rasch, Nyt. Mag. fur Xaturv., iv, 1843. 



p. 97, pis. 2, 3. 

 Leucopleurus arcticus Gray, Syn. Cet., 1868, p. 7. 

 Lagenorhynchus perspicillatus Cope, Proc. Acad. Xat. Scien. Phil., 



1876, p. 136, pi. 4. 

 Lagenorhynchus gubernator Cope, Proc. Acad. Xat. Scien. Phil., 



1876, p. 138. 

 Lagenorhynchus acutus Elliot, Syn. X. Am. Mamm., F. C. M. 



Pub., II, 1901, p. 25, pi. viii. Zool. Ser. 

 Sharp-beaked Bottle-nosed Whale. 



Type locality. Faroe Islands, X'orth Sea. 



Geogr. Distr. Xorth Atlantic Ocean; northern coasts of United 

 States; Cape Cod, Greenland, Faroe Islands, Xorth Sea. 



62. Lagenorhynchus thicolea Grav. 



Lagenorhynchus thicolea Gray, Proc. Zool. Soc, 1849, P- 2. Elliot, 

 Syn. N. Am. Mamm., F. C. M. Pub., 11, 1901, p. 26. Zool. 

 Ser. 

 Gray's Bottle-xosed Whale. 



Type locality. West coast of Xorth America. 



Geogr. Distr. West coast of Xorth America. 



63. Lagenorhynchus albirostris (Gray). 



Delphinus albirostris Gray, Ann. Mag. Xat. Hist., ist Ser., 1846, 



p. 84. 

 fDelphinus ibsenii Eschricht, Undersog. over Hvaldy., 5te Afh., 



P- 73- 

 Lagenorhynchus albirostris Elliot, Syn. X. Am. Mamm., F. C. M. 



Pub., II, 1901, p. 26, fig. 8. Zool. Ser. 



White-beaked Bottle-nosed Whale. 



Type locality. Coast of Xorfolk, England. 



Geogr. Distr. North Atlantic Ocean, Greenland, North and Baltic 

 Seas, Faroe Islands, Davis Straits. 



