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New-Orleans Academy of Sciences, New-Orleans. 
American Museum of Natural History, New-York. 
New-York Academy of Sciences, Columbia University, 
New-York City. 
Oberlin College, Oberlin, Ohio. 
Geologieal Survey Department, Ottawa, Canada. 
Academy of Natural Sciences of Philadelphia, Phila- 
delphia, Pa. 
American Philosophical Society, Philadelphia, Pa. 
Journal of comp. Medicine and Surgery, Philadelphia. 
Wagner Free Institute of Science, Philadelphia, Pa. 
American Association for the Advancement of Science, 
Cincinnati, Ohio. 
Rochester Academy of Science, Rochester, New-York. 
Augustana College, Rock Island, Ill. 
Academy of Sciences, San Francisco, Cal. 
Missouri Botanical Garden, St. Louis. 
Illinois State Laboratory of Natural History, Urbana, Ill. 
Anthropological Society of Washington, Washington, 
Signal Service, Washington, D. C. 
Smithsonian Institution, Washington, D. C. 
U. S. Geological Survey, Washington, D. C. 
U. S. National Museum, Washington, D. C. 
Ohio Agricultural Experiment Station, Wooster, 0. 
16. Zuid-Amerika. 
Instituto Geografica Argentino, Buenos Aires. 
Academia nacional de ciencias de la Republica Argentina, 
Cordova. 
Museo nacional de Montevideo, Montevideo. . 
Museo Goeldi de historia natural et ethnographia, Para 
(Amazonas). 
Observatorio de Rio de Janeiro, Rio de Janeiro. 
Sociedad Cientifica Alemana, Santiago, Chili. 
