70 REPORT OF NATIONAL MUSEUM, 1903. 



exchange comprising- a))out 50 species of fresh-water crabs, nearly all 

 of which were previously unrepresented in the Government collection. 

 Many of the specimeny were cotypes. The Stanford University pre- 

 .sented a series of desirable specimens of Japanese crustaceans col- 

 lected by Doctor Jordan and Mr. J. O. Snyder in 1900. It included 

 several species previously iindescribed. A small but interesting col- 

 lection of crustaceans from the Maldive Islands, including several 

 cotypes, was received in exchange from the Museum of Comparative 

 Zoology. They were collected by Doctor Agassiz and party in 1901-2. 

 Dr. S. J. Holmes, of the University of Michigan, presented 11 lots of 

 New England amphipod crustaceans, among which were types of sev- 

 eral species. Two smaller lots, with representations of other orders 

 of crustaceans from Costa Kica and Cocos Island, were presented by 

 the Museo Nacional, of San Jose, Costa Rica. Among them were 

 types of species of amphipods described l)}^ T. R. R. Stebbings. Four 

 lots of isopod crustaceans, including types, were presented by the 

 Harriman Alaskan expedition. Dr. C. H. Eigenmann, of the Indiana 

 State University, presented specimens of 4 species of crustaceans from 

 Cuba, including types of 3 species. 



A valuable collection of European parasites, comprising trematodes, 

 cestodes, and nematodes, was received by the Bureau of Animal 

 Industry, U. S. Department of Agriculture, and catalogued in the 

 section of helminthological collections. National Museum. The Mu- 

 seum received a collection of parasites of fishes from Prof. Edwin 

 Linton, of Washington, Pennsylvania. The study collection of para- 

 sites is considered the finest scientific collection of the kind now existing 

 in the United States. 



Plants. — The total number of accessions to the National Herbarium 

 during the year was 595, a number which has not been reached for the 

 last eight years. Of this number, 120 accessions, comprising about 

 5,000 specimens, were received through the U. S. Department of 

 Agriculture. 



Doctor Mearns's large collection from the Yellowstone National 

 Park, which constituted the most extensive accession of the year, has 

 already been mentioned. Probably next in interest is the collection 

 made by Mr. W. R. Maxon, of the Museum staff, in Jamaica, which 

 comprised about 2,000 specimens, chiefly ferns. Two important col- 

 lections from the Philippine Islands, comprising about 1,400 specimens, 

 were received in exchange from the Insular Bureau of Agriculture, 

 Manila. These are believed to be the first collections from the islands 

 made by American botanists. Another collection of Philippine plants, 

 comprising about 1,000 specimens, was received from the Royal Botani- 

 cal Gardens, Kew, England, in continuation of an exchange with that 

 institution. Capt. J. Donnell Smith has continued his valuable dona- 

 tions of West Indian and Central American plants. He presented 

 during the year a sixth series, consisting of 375 specimens. 



