14 Books Received. 



New York. — Annals of New York Academy of Sciences. Vol. 

 II, part 3, 1898 ; and vol. 12, ])art i, 1899; also 

 Constitution, Bye-Laws, and List of Members, 

 1899. The Academy. 



„ Bulletin of American Geographical Society, Vol. 



31, nos. 2 — 5, 1899; and vol. 32, no. i, 1900. 



The Society. 

 Odessa. — Memoirs of the Society of Naturalists of New Russia. 

 Vol. 22, part 2, 1898; also Memoirs of the 

 Mathematic Section. Vols. ^6 and 19, 1899. 



The Society. 

 Oporto. — Annaes de Sciencias Naturaes. Vol. 5, no. 4, 1898. 



The Editor. 

 OsNABRUCK. — Jahresbericht des Naturwissenschaftlichen Vereins 

 zu Osnabruck for year 1898. The Society. 



Ottav^^a. — Annual Report of the Geological Survey of Canada. 

 New series, vol. 10, 1897; and Maps to accom- 

 pany Report; also Contributions to Canadian 

 Palaeontology. Vol. i, part 5, 189J; and vol. 4, 

 part I, 1899. The Director of the Survey. 



Padua. — BuUettino della Societa Veneto-Trentina di Scienze 

 NaturaH. Vol. 6, no. 4, 1899; and Atti; series 

 2, vol. 4, fasc. I, 1900. The Society. 



Philadflphia. — Proceedings of the Academy of Natural 

 Sciences. Parts i and 2, 1899. 



The Academy. 

 „ Proceedings of the American Philosophical Society. 



Vol. 38, no. 159, 1899. The Society. 



„ Transactions of Wagner Free Institute of Science. 



Vol. 6, 1899. The Institute. 



„ Report of the Philadelphia Commercial Museum; 

 also Monograph on the State of Nicaragua, and 

 Monograph on Costa Rica, 1898. 



The Museum, 



