44 KEPORT OF NATIONAL MUSEUM, 1004. 



of unakite near Milams Gap, Virginia, have been described by Mr. 

 William C. Phalen, while many rare minerals and a meteorite from 

 Persimmon Creek. North Carolina, have been the subject of study by 

 Mi\ Wirt Tassin. Researches on the Rochester shale bryozoa have 

 been continued by Mr. K. S. Bassler, and two papers on Paleozoic 

 bryozoa have been completed by Mr. E. O. Ulrich in conjunction with 

 Mr. Bassler. An account of all the Middle Devonian crinoids in the 

 Museum collections has been prepared by Miss Elvira Wood, of the 

 U. S. Geological Survey. 



Material from the collection of vertebrate paleontology has been 

 utilized by Prof. H. F. Osborn, of the American Museum of Natural 

 History, in his work on the Titanotherium; by Mr. J. B. Hatcher, of 

 the Carnegie Museum, in his study of Triceratops, and by Mr. F. A. 

 Lucas, of the National Museum, in connection with his researches on 

 Stegosaurus. Besides the investigations carried on by the paleo- 

 botanists of the U. S. Geological Survey, some studies have been 

 made on the fossil plants by Dr. Arthur Hollick, of the New York 

 Botanical Garden; the Rev. H. Herzer, of Marietta, Ohio; and Mr. E. 

 W. Berry, of Passaic, New Jersey. Dr. Thomas L. Watkins, of 

 Denison University, Ohio, has made use of the collections in applied 

 geology. 



Specimens in various branches of geology and paleontology have 

 been sent to the following persons to assist them in their investiga- 

 tions: Doctor Handlirseh, of the K. K. Naturhistorisches Hof museum, 

 Vienna; Mr. John M. Clarke, of the New York State Museum; Prof. 

 W. B. Clark, of Johns Hopkins University; Prof. C. H. Hitchcock, 

 of Dartmouth College; Prof. Edwin G. Kirk, of Columbia University; 

 Dr. George F. Kunz, of New York City; Mr. P. E. Raymond, of New 

 Haven, Connecticut; Mr. Thomas L. Watson, of the Virginia Poly- 

 technic Institute; Mr. S. F. Emmons, of the U. S. Geological Survey, 

 and Mr. Frank Springer and Dr. H. N. Stokes, of the U. S. Bureau 

 of Standards. 



EXPLORATIONS. 



But few explorations were carried on last year by members of the 

 Museum staff. Dr. Walter Hough spent some time in Arizona and 

 New Mexico, where he made a large collection of ethnological and 

 archeological objects. Botanical field work was carried on in Mexico 

 by Dr. J. N. Rose, and in Jamaica by Mr. W. R. Maxon. The expe- 

 dition sent to the Bahamas during the summer of 1903 by the Balti- 

 more Geographical Societ}^ and Johns Hopkins University, under the 

 direction of Dr. G. B. Shattuck, was accompanied by Mr. Barton A. 

 Bean and Mr. J. H. Riley, who took an active part in the work of col- 

 lecting and observation. Dr. Harrison G. Dyar and Mr. Rolla P. 



