Kxchangei. 3^ 



Lima. — Boletin del Cuerpo de Ingenieros de Minas del Peru. 

 London. — Report of the 76th Meeting of the British Association, 

 also Report of the Corresponding Societies' Committee. 

 Quarterly Journal of the Geological Society of London. 

 Journal of the Royal Microscopical Society. 

 Transactions of the Zoological Society of London. 

 Memoirs of the Astronomical Society. 

 Guide Books, British Museum (Natural History). 

 Madison. — Bulletin and Maps of the Geological and Natural 



History Survey of Wisconsin. 

 Madra.s. — Bulletin of the Madras Government Museum. 

 Manchester. -Journal of the Manchester Geographical Society. 

 Melbourne — Proceedings of the Royal Society of Victoria. 

 Mexico. — Boletin Mensual del Observatoria Meteorologico 

 Magnetico Central de Mexico, also Anuaria. 

 ,, Boletin de Institute Geologico de Mexico. 

 Milwaukee — Bulletin of the Wisconsin Natural History Society. 

 Minneapolis. — Bulletin of the Minnesota Academy of Natural 



Sciences. 

 Missoula. — Bulletin of the University of Montana. 

 Montevideo. — Anales del Museo Nacional de Montevideo. 

 Montreal. — Reports and Maps, Geological and Natural History 



Survey of Canada. 

 Moscow. — Bulletin of the Imperial Society of Naturalists of 



Moscow. 

 New York. — Bulletin of the American Geographical Society. 

 ,, Annals of the New York Academy of Sciences. 



Nottingham. — Annual Report and Transactions of the Notting- 

 ham Naturalists' Society. 

 Ottawa. — Annual Report of Geological Survey, 

 Oxford. — The Ashmolean Natural History Society. 

 Padua. — Atti della Accademia Scientifica Veneto-Trentin 



Istriana. 

 Philadelphia. — Proceedings of the Philadelphia Academy of 

 Natural Sciences. 

 „ Proceedings of the American Philosophical Society. 



