REPORT OF ASSISTANT SECRETARY. 43 



(Potamonidae), based mainly upon the collection of the Natural 

 History Museum of Paris, the results being incorporated in the 

 second part of her monograph, which is being published by that 

 museum. She also described a new species of Pinnotheres from the 

 collection of the Academy of Natural Sciences, Philadelphia, and 

 published three other short papers. 



Dr. Harriet Richardson, collaborator, reported upon the Isopod 

 crustaceans from Alaskan explorations of the Bureau of Fisheries, 

 has nearly completed a manual of all the North American forms of 

 this group, containing descriptions and figures of each species, and 

 has prepared descriptions of a new genus and two new species of 

 Tanaidse and of a new Livoneca from Panama. Dr. T. Wayland 

 Vaughan, custodain, has continued his studies upon the en] lection 

 of living stony corals, especially those recently obtained at the 

 Hawaiian Islands, and has about completed a report on the latter- 

 Prof. W. P. Hay, of Howard University, continued, as opportunity 

 offered, his work on the crayfishes represented in the Museum, having 

 in progress a comprehensive report upon the species represented. 



The collections of marine invertebrates were consulted by Dr. K. 

 Mitsukuri, director of the School of Science of the Imperial Univer- 

 sity of Tokyo; Dr. Carlos Moreira, of the National Museum of 

 Brazil, Rio de Janeiro; Mr. C. A. Shore, of Johns Hopkins Univer- 

 sity, and Dr. II. V. Wilson, of the University of North Carolina. 



The crustaceans collected by the Fisheries steamer Albatross in the 

 eastern Pacific Ocean during the cruise of 1904-5 were deposited 

 in the National Museum by the Bureau of Fisheries, with the arrange- 

 ment that they be distributed to specialists for the preparation of 

 reports for publication by the Bureau of Fisheries. The several 

 groups have been assigned as follows: Decapoda, to Miss M. J. 

 Rathbun, U. S. National Museum; Alpheida?, to Dr. II. Coutiere, 

 Ecole Superieure de Pharmacie, Paris, France; Schizopoda, to Dr. 

 A. E. Ortmann, Carnegie Museum; Stomatopoda, to Dr. R. P. 

 Bigelow, Massachusetts Institute of Technology; Isopoda, to Dr. 

 Harriet Richardson, U. S. National Museum; Amphipoda, to Dr. S. 

 J. Holmes, University of Michigan; Cumacea, to Dr. W. T. Caiman, 

 British Museum; Cirripedia, to Dr. H. A. Pilsbry, Philadelphia 

 Academy of Natural Sciences; Copepoda, to Dr. K. W. Genthe, 

 Trinity College, Hartford, Connecticut; Ostracoda, to Mr. R. W. 

 Sharpe, New Trier High School, Wilmette, Illinois; Pycnogonida, 

 to Dr. Leon J. Cole, Harvard University. 



The marine invertebrates from the Hawaiian Islands, obtained by 

 the Bureau of Fisheries in 1891 and 1901 and by Mr. H. W. Ilen- 

 shaw, were sent to the same workers as the larger collection of 1902, 

 as follows: Sponges, to Dr. F. Urban, K. K. Zoologisches Institut, 

 Prag, Austria; starfishes, ophiurans and holothurians. to Walter 



NAT mus 1905 4 



