1915. 



NATURAL SCIENCES OP PHILADELPHIA. 



619 



GENERAL INDEX. 

 • 1915. 



Additions to Museum, 1915, 592. 



Alexander, Charles P. New or little- 

 known crane-flies from the United 

 States and Canada: Tipulidse, 

 Diptera, Part 2 (Plates XVI-XXI), 

 458, 547. 



Amendments to By-Laws, 1. 



Banks, Nathan. Revision of Cayuga 

 Lake Spiders, 560. 



Barbour, T., and G. H. Noble. Notes 

 on the water-snake, Natrix com- 

 pressicauda, 1, 29. 



Berry, S. Stillman. Cephalopoda of 

 the Kermadec Islands, 547. 



Biddle, Thomas, M.D., announcement 

 of death of, 93. 



Biologia Centrali Americana, minute 

 regarding completion of, 548. 



Biological and Microscopical Section, 

 report of, 587. 



Botanical Section, report of, 588. 



Boyer, Charles S. Report of Bio- 

 logical and Microscopical Section, 

 587. 



Bradford, T. Hewson, M.D., announce- 

 ment of death of, 547. 



Brown, Stewardson. Report of Bo- 

 tanical Section, 589. 



By-Laws, amendments to, 1. 



Churchill, William. The earliest 

 Samoan prints, 193, 199. 



Corresponding Secretary, report of, 

 573. 



Council for 1916, 591. 



Crawley, Howard. The sexual evolu- 

 tion of Sarcocystes muris, 547. 



Curator's report, 579. 



Dall, William H. Notes on the 

 Semelidse of the west coast of 

 America, including some new species, 

 1, 25. 



Elections in 1915, 592. 



Entomological Section, report of, 588. 



Fielde, Adele M. On certain vesicles 

 found in the integument of ants. 

 1, 36. Concerning the sense of 

 smell in dogs, 42. A new hypothesis 

 concerning butterflies, 93. 



Fowler, Henry W. Notes on the 

 nematognathus fishes, 93, 203. Cold- 

 blooded vertebrates from Florida, 

 the West Indies, Costa Rica, and 

 eastern Brazil, 93, 244. Fishes 

 from Eastern Canada, 515, 547. 

 •The fishes of Trinidad, Grenada, and 

 St. Lucia, British West Indies, 520, 

 547. 



Geikie, James, announcement of death 

 of, 93. 



Godman, Frederik Ducane, minute of 

 congratulation, 548. 



Harshberger, John W. The diversity 

 of ecologic conditions and its influ- 

 ence on the richness of floras, 419, 

 .547. 



Hawley, Joseph W., announcement of 

 death of, 547. 



Index to Genera, Species, etc., 601. 



Journal, issue of, 548. 



Justice, Theodore. Evolution of the 

 horse (no abstract), 193. 



Librarian's report, 574. 



Lyman, Benj. Smith. Report^ of 

 Mineralogical and Geological 'Sec- 

 tion, .589. 



McClung, Clarence E., Ph.D. ParaUel 



differences in germ-cell organization 

 and characters of the bod}^ (no 

 abstract), 93. 



McCreary, George D., announcement 

 of death of, .560. 



Matsumoto, H. A new classification 

 of the Ophiuroidea : with descrip- 

 tions of new genera and species, 43. 



Meunier, Stanislas. Observations sur 

 la theorie generale des phenomenes 

 glaciaires et sur les galets strips; 2. 

 Theorie du gneiss et des terrains 

 cristallophvlliens en general, 351, 

 547. 



Mineralogical and Geological Section, 

 report of, 589. 



Moore, Clarence B. Aboriginal sites 

 on Tennessee River (published in 

 the Journal), 547. 



