article

New York,Lea & Febiger,1916. | Library of Congress

Philadelphia ;Lea & Febiger, 1916.

1916 article in Annals of the Entomological Society of America

Washington, D.C.: U.S. Dept. of Agriculture, 1932.

Washington, D.C.: U.S. Dept. of Agriculture, Bureau of Entomology, 1912.

scientific article published in June 1901

scientific article published in August 1883

scientific article published in September 1922

scientific article published in 1917

Syracuse, N.Y., 1922.

scholarly article published in The Auk, October 1894

Washington, D.C.: U.S. Dept. of Agriculture, Division of Entomology, 1899.

Washington, D.C.: U.S. Dept. of Agriculture, Division of Entomology, 1891.

Ames, Iowa?1888

Orono: Maine Agricultural Experiment Station, 1919.