CONTENTS. IX 



Page. 



Department of Lithology and Physical Geology. By George P. Merrill 227 



Dt-p.irriiiont of Metallurgy and Economic Greology. By Fred. P. Dewey 239 



PaUT hi. — PaPK1!8 HAt^KU «)X t Ol.l.lXl 10X6 l.N UIK NaIIUNAL MUSEUM. 



1. — Throwing- sticks in the National Museum. By Otis T. Mason 279 



II.— Basket-work of the North American Aborigines. By Otis T. Mason 291 



III. — A study of the Eskimo Bows in the U. S. National Museum. By John 



Murrloeh 307 



IV. — On a Spotted Dolphin, apparently identical with the Prodelphinua doria 



of Gray. By Frederick W. True 317 



v.— The Florida Muskrat, Niofiber Alleni, True. By Frederick W. True 325 



VI. — On the West Indian Seal, Monuchus tropicalis, Gray. By Frederick W. 



True and F. A. Lucas 33) 



Pakt IV.— Bibliography of the U. S. National Museum for 1884. 



Part I. Publications of the Museum 339 



Part II. Pai>ers by officers of the Museum 34.5 



Part III. Papers by investigators not officers of the Museum, based on Museum 



material 371 



Part V. 



List of .\ccessioxs to the Museum in 18S4 385 



