lxiv. 
Appendix. 
Academy of Natural Sciences, Buffalo. 
Academy of Natural Sciences, San Francisco. 
Academy of Natural Sciences, Davenport, Iowa. 
Harvard College, Cambridge, Massachusetts. 
Royal Society of Literature and Arts of Belgium, Brussels. 
Royal Imperial Institute for Meteorology and Earth Magnetism, Hohe- 
Warte, Vienna. 
Jahrbuch der Kaiserlich-kóniglichen Geologischen Reichsanstalt, Vienna. 
Botanieal Society of the Province of Brandenburg, Berlin. 
Dr. Bastian, Berlin. 
Imperial German Academy of Naturalists, Dresden. 
Physico-economie Society of Königsberg, E. Prussia. 
Verein für vaterladische Naturkunde in Württemburg, Stuttgart. 
R. Accademia dei Lincei, Rome. 
Imperial Museum of Florence. : 
Royal Geographical Society of Italy, Florence. 
Tuscan Natural Science Society, Pisa. 
Editor of Cosmos, Turin. 
Academy of Science, Modena. 
Royal Academy of Science, Stockholm. 
National Library, Paris. 
Société de Géographie, Paris. 
Johns Hopkins University, Baltimore, U.S.A. 
Naturhistorischer Verein in Bonn. 
Society of Natural Sciences, Batavia. 
Société des Sciences de Finlande, Helsingfors. 
North of England Institute of Mining and Mechanical Engineers, 
Newcastle-upon-Tyne. 
Clifton College, England. 
Victoria Institute, London. 
Institution of Civil Engineers, London. 
: National Library, Honolulu. 
Natural History Society, Glasgow. 
Redaktion des Biologischen Centralblatts, Erlangen. 
University of Christiania, Norway. 
Bergen Museum, Norway. 
Royal Library, Berlin. 
Ornithological Society, Vienna. 
Natural History Society, Angers. 
Dr. Lutkin, Copenhagen. 
M. Teyler, Haarlem, 
