— LIV — 



Toronto. Canada Institute. 



Proceedings. New Series. Vol. I, pl. 1 — 6 Yol. II. p. No. 7. 



Trans. Sujipl. No. 9. Vol V, p. 1, 2 (1888). 

 Toscana, S o c i e t a T o s c a n a d i S c i c n z i N a t u r a 1 i. 



Proc. verb. Vol. X. Vol XI. 

 Trenczin. Naturwissenschaftlicher Verein des T r e n c z i n e r 

 Comitats. 



Jahresbericht für 1896/97. 

 Tromsö, Museum. 



Arsb. 1895, 1896, 1897. 



Arshefter 18, 19. 

 Tufft's College (Mass.) 



Studies 5. Winslow, Chondroc. in the Ichthypsidae. 

 Ulm, Verein für Mathematik und Naturwissenschaften 



VIIL Jahrgang. 1897. 

 Upsala, Societas Regia seien tarium. 



Nova Acta. Serie III. Vol. XVII. Fase. 1 (1896). 

 Utrecht, Provinzial-Utrecht'sche Genootschaft. 



Verslag. 1896. 



— — , Physiologisch Laboratorium. 



Onderzoekingen. Vierde Recks. Vifde Recks. I, 1 (1899). 

 Verona, Academia d'Agri coltur a. 



Lett. Mem. Vol. LXXII. Ser. III. Fase. 3, Fase. 4. Vol. LXXIII. 

 Fase. 1, 2. Vol. LXXIV. Fase. 1 und 2. 

 Virginia, University Observatory. 



Publications. Vol. I. Part. 4. 

 Washington, United States Department of Agriculture. 

 Yearbook 1896, 1898. 

 Beal, Some coiumon birds. 1897. 



Div. of Biol. Survey. North American Fauna. No. 14. Merriam, 

 Nat. bist, of the Tres Maria Islands, Mexico. Washington 

 1898. 



— — , United States National Museum. 



Proceedings. No. XX. (1898.) Vol. 18. Washington 1896. 

 P)ulletin No. 47. Jordan and E versmann, Fishes of North 



and Middle America. Washington 1898. 

 Annual Report of Regents for June 1896, July 1896, July 



1897. Washington 1898. 

 Annual Report for the year. 30. June 1897. 



— — , Smithsonian Miscellaneous Collections. 



Bolton, Select Bibl. of Chemistry. 1897/97. 



— — , United States Geological Survey. 



Fourteenth 1892/93, Fifteenth 1893/94, Sexteenth 1894/95, 

 Seventeenth Report 1895/96. 



