1893.] '^I'J 



Berlin (140) ; Verein fiir Schlesische Insektenkunde, Breslau, 

 Prussia (139) ; Verein fiir Geographic u. Statistik, Frankfurt 

 a.-M. (lo8, 139) ; Geographische Gesellscliaft, Haonover, Prus- 

 sia (139); K. Sachsische Gesellschaft der Wissenschaften, Prof. 

 J. Victor Carus, Leipzig, Saxony (139, 140) ; Verein der 

 Freunde der Naturgeschichte, Mecklenburg, Germany (189); 

 K. Stern vvarte, Munich, Bavaria (140) ; Verein fiir Vaterlan- 

 dische Naturkunde in Wiirtemberg, Stuttgart (136-139, and 

 Trans., xvii, 1, '2) ; Prof. Carl Vogt, Geneva, Switzerland (140) ; 

 Biblioteca N. C, Florence, Italy (139); R. Accademia del 

 Lincei (140); Prof. G. Sergi, Rome, Italy (139, 140); Osserva- 

 torio Astronomico, Academic R. des Sciences, Turin, Italy 

 (139); Societe d'Emulation, Abbeville, France (140); Society 

 Linneenne, Bordeaux, France (140) ; Societe d' Anthropologic 

 (135, 138, 139), Minister^ des Travaux Publics (140), Marquis 

 dc Nadaillac, Profs. Hovelacquc, Moscart, Mospcro, Paris, 

 France (140); University Library, Prof. J. P. Postgate, Cam- 

 bridge, England (140) ; Philosophical and Literary Society, 

 Leeds, England (140) ; Royal Society, Victoria Institute, R. Me- 

 teorological Society, Society of Antiquaries, R. Geographical 

 Society, Linnean Society, Mr. C. Juhlin Dannfeld, London, Eng- 

 land (140) ; Literary and Philosophical Society, Manchester, 

 England ( 140); Natural History Society, Newcastle-upon-Tyne, 

 England (140); Radcliffc Observatory, Sir H. W. Acland, Ox- 

 ford, England (140); Royal Society of Edinburgh, Scotland 

 (140); Mr. Horatio Hale, Clinton, Ontario, Canada (140); New 

 York State Library, Albany (135-140) ; Geological Society of 

 America, Rochester, N. Y. (140) ; Prof. George Stuart, Philadel- 

 phia (l-iB, 137, 139); Dr. W. H. Appleton, Swarthmorc, Pa. 

 (137-140) ; Philosophical Society, Washington, D. C. (140) ; 

 State Agricultural College, Michigan (139, 140) ; Kansas State 

 Agricultural College, Manhattan (139); Bishop Crescencio Car- 

 rillo, Merida de Yucatan, Mexico (139, 140); Central Meteor- 

 ological Observatory, Mexico (140). 



Letters of acknowledgment (141) were received from the 

 Geological Survey of Canada, Ottawa ; Historical and Scien- 

 tific Society, Winnipeg, Manitoba; Bowdoin College, Bruns- 



