ADVERTISEMENT 



The following memoir, by Doctors Gr. Brown Goofle and Tarleton H. Bean, 

 havinj^- been published at the joint expense of the Sniitlisoiiian fund and of the 

 printiuy appropriation of the United States National Museum, two separate 

 editions are issued, one forming- a portion of the series of Smithsonian Contri- 

 butions to Knowledge, and the other ap])earing as a special bulletin of the 

 United States National Museum. 



In accordance with the rule adopted by the Smithsonian Institution, the 

 work has been submitted for examination to a- connuission consisting of Doctors 

 Theodore Gill, David S. Jordan, and Edward D. Cope, and having been recom- 

 mended for pidjlication by these gentlemen, it is herewith presented as a work 

 of original research, illustrating more particularly the deep-sea and pelagic 



fishes of the world. 



S. P. Langley, 



Secretarfi. 

 Smithsonian Institution, 



Washington, Juli/, 1895. 



