SCIENCE 



[N. S. Vol. XXIX. No. 756 



isms; (2) investigation of death of fishes at 

 Salem, Mass. {Salaried investigator.) 



Charles B. Bennett, graduate student in Brown 

 University, assisted Dr. Alsberg in chemical inves- 

 tigations above mentioned. [Scientific assistant.) 



William M. Clark, A.M., assistant in chemistry, 

 Williams College, likewise assisted Dr. Alsberg. 

 {Scientific assistant.) 



Edgar D. Congdon, A.M., Austin teaching fellow 

 in zoology. Harvard University: a comparison of 

 the marine and the brackish-water representatives 

 of certain species of mollusks. Mr. Congdon also 

 acted as librarian of the laboratory. 



Bradley M. Davis, Ph.D., Cambridge, Mass.: 



(1) botanical section of the biological survey; 



(2) cytological studies of marine algae. {Sal- 

 aried investigator.) 



Donald W. Davis, professor of biology. Sweet 

 Briar College: the effect of conditions acting at 

 the time of the fertilization of the fish egg upon 

 the subsequent size and proportions of the organ- 

 ism. {Scientific assistant.) 



Irving A. Field, professor of chemistry and biol- 

 ■ogy, Western Maryland College: (1) the utiliza- 

 tion of the dogfish and mussel as food; (2) the 

 life history of the sea mussel. {Salaried investi- 

 yator. ) 



A. J. Goldfarb, graduate student in Columbia 

 University: the influence of the nervous system 

 upon the regeneration of various organisms. 



Charles W. Hargitt, Ph.D., professor of zoology, 

 Syracuse University: the morphology and taxon- 

 omy of local cffilenterates. {Salaried investi- 

 gator.) 



George T. Hargitt, A.M., Austin teaching fellow, 

 Harvard University: the embryology of hydro- 

 medusse. 



George W. Heimrod, Ph.D., assistant in Rocke- 

 feller Institute of Medical Research: (1) studies 

 of the enzymes found in marine organisms; (2) 

 preparation of the flesh of fishes for future an- 

 alysis. 



Edwin Linton, Ph.D., professor of biology, 

 Washington and Jefferson College: the helminth 

 parasites of fishes. {Salaried investigator.) 



Samuel O. Mast, Ph.D., Johnston research 

 scholar, Johns Hopkins University:' the reactions 

 of certain marine organisms to light. {Scientific 

 assistant.) 



James W. Mavor, graduate student. Harvard 



'Now instructor in the Woman's College of 

 Baltimore. 



University: the development of the coral, Agaricia 

 fragilis. 



Jesse F. MeClendon, Ph.D., instructor in zool- 

 ogy. University of Missouri: the chemistry of the 

 echinoderm egg. {Scientific assistant.) 



William J. Moenkhaus, Ph.D., professor of 

 physiology. University of Indiana: the develop- 

 ment of certain fish eggs, after fertilization with 

 spermatozoa from other species or genera. {Sal- 

 aried investigator.) 



R. C. MuUenix, Ph.D., professor of biology, 

 "Vankton College: the development of the neuro- 

 fibrillae in the eighth cranial nerve of Funduhis 

 heteroclitus. 



Raymond C. Osburn, Ph.D., instructor in zool- 

 ogy, Barnard College, Columbia University: a 

 systematic study of the bryozoa of the Atlantic 

 Coast. {Salaried investigator.) 



George H. Parker, Ph.D., professor of zoology. 

 Harvard University: (1) the sensory reactions of 

 the dogfish; (2) tests of the hearing of various 

 fishes. {Salaried investigator.) 



Fernandus Payne, graduate student, Columbia 

 University: studies of chromosomes. 



Henry F. Perkins, Ph.D., assistant professor of 

 zoology. University of Vermont, spent a few days 

 in quest of early stages of Gonionemus. 



Alice Robertson, Ph.D., instructor in zoology, 

 Wellesley College: identification and classification 

 of bryozoa collected by the steamer Albatross, in 

 the northwest Pacific in 1906. 



A. P. Romine, instructor in biology. State Nor- 

 mal School, Bellingham, Wash.: a study of local 

 crabs. 



George G. Scott, A.M., instructor in the College 

 of the City of New York: changes in the specific 

 gravity of the blood of fishes, resulting from 

 changes in the density of the water. {Scientific 

 assistant. ) 



R. W. Sharpe, M.Sc, instructor in biology, 

 DeWitt Clinton High School, New York City: 

 systematic studies of marine entomostraea. 



Ralph E. Sheldon, Ph.D., assistant in anatomy, 

 Chicago University: the reactions of fishes to 

 chemical stimuli. {Scientific assistant.) 



Bertram G. Smith, instructor in zoology, Syra- 

 cuse University: the embryology of Crypto- 

 branchus. 



Francis B. Sumner, Ph.D., director of the labo- 

 ratory: (1) report upon the biological survey; 

 (2) studies of the ecology of the native peri- 

 winkle, Litorina paUiata (with Jas. W. Under- 

 wood ) . 



