URBANA ILL. — University of Illinois 
Illinois Biological Monographs, Vol. IH, N.9 1-4. 
Book and Articles published by the Corps of Instruction May, 1, 1915 - 
April 30, 1916. 
WASHINGTON — U.S. Department of Agriculture 
Yearbook. 1916; 1917. 
Bureau of Biological Survey — North American Fauna 37 - 38, 40 - 44. 
Bureau of Biological Survey — Report of Chief, 1915. 
Biological Survey - Bulletin. N. 396, 465, 619, 621, 672, 715. 
WASHINGTON — Smithsonian Institution 
Annual Report of the Board of Regents, 1915; 1916. 
WASHINGTON — U.S. National Museum 
Annual Report. 1915 - 17. 
Procedings. Vol. 49, 1916; 51-52 - 59, 1917. 
Bulletin N.° 50 Part. VII; 71; 97; 99; 100 Part. 1-3; 101; 102, Part. 1-3, 6; 104. 
Contributions from the U. S. National Herbarium. Vol. 17, Part. 7, 8 - 
Vol. 18, Part. 5-7; Vol. 20, Part. 1-3. 
SVEZIA 
STOCKHOLM — Entomologiska Fòreningen 
Entomologisk Tidskrift. Arg. 37, Hàft 1-4; Arg. 38, 1917. 
UPPSALA — Kungl. Universitet 
Bulletin of the Geological Institution. 
Results of the Swedish Zoological Expeditionto Egypt and the White Nile. 
Bref och Skrifvelser af och till Carl von Linné. Afd. II: Del. I. 
SVIZZERA 
BASEL — Naturforschende Gesellschaft 
Verhandlungen. Bd. XXVI, 1915; XXVII, 1916. 
BERN — Naturforschende Gesellschaft 
Mitteilungen 1914 - 15. 
LAUSANNE — Société Vaudoise des Sciences Naturelles 
Bulletin. 5 S., Vol. 50, N.° 188; Vol. 51. N. 189-193; Vol. 52, N. 194, 1918. 
Lugano — Società Ticinese di Scienze Naturali 
Bollettino. Anno XI, 1915. 
NEUCHATEL — Société neuchateloise des Sciences Naturelles 
Bulletin. 
ZiricHa — Naturforschende Gesellschaft 
Vierteljahrsschrift. Jahrg. 60°, Heft III - IV, 1915; Iahrg. 61, 1916. 
URUGUAY 
MonTEVvIDEO — Museo nacional 
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