12 Books Received. 



Milwaukee. — Bulletin of the Wisconsin Natural History 

 Society. New ser., vol. i, nos. i and 2, 1900. 



The Society. 

 ,, Seventeenth Annual Report of the Trustees of 



Milwaukee Public Museum, 1899. 



The Trustees. 

 Montevideo. — Anales del Museo Nacional de Montevideo. 

 Vol. 2, fasc. 15 and 16, 1900; fasc. 17, 1901 ; 

 and vol. 3, fasc. 13, 14, and 18, 1900. 



The Director. 

 Moscow. — Bulletin of the Society of Naturalists of Moscow. 

 Nos. 2 — 4, 1899, and nos. i and 2, 19C0. 



The Society. 

 Nantes.— Bulletin de la Societe des Sciences de 1' Quest de la 

 France. Vol. 9, part 4, 1899, and vol. 10, parts 

 I and 2, 1900. The Society. 



New Yokk.— Annals of the New York Academy of Sciences. 

 Vol. 12, parts 2 and 3, and vol. 13, part i, 1899 



1900. Memoirs, vol. 2, part i, 1899, and part 

 2, 1900. The Academy. 



,, Bulletin of the American Geographical Society. 



Vol. 32, nos. 2 — 5, 1900, and vol. 33, no. i, 



1 90 1, The Society. 

 Nottingham. — Report and Transactions of Nottingham 



Naturalists Society for 1899- 1900. 



The Society. 

 Oporto. — Annaes de Sciencias Naturaes. Vcl. 6, 1900. 



The Editor. 

 Ottawa- — Preliminary Report on Klondyke Goldfields of 

 Yukon, Canada, and Geological Map ; also Note 

 on the Sydney Coal Field, Nova Scotia, and 

 Maps 652-654, 1990. 



The Director of the Survey. 

 Philadelphia. — Proceedings of the Academy of Natural 

 Sciences of Philadelphia. Part 3, 1899, ^^^ 

 parts I — 3, 1900. The Academy. 



