Ichneumon-flies of America north of Mexico
Contributors: Townes, Henry; Townes, Marjorie
Series: United States National Museum bulletin -- v. 216
Publisher: Smithsonian Institutions; American Entomological Institute
Published: 1959
Place of publication: Washington; Ann Arbor, Mich
Language: eng
Subjects: Ichneumonidae; Hymenoptera -- North America
Notes: Vols. 1,2,3 issued as Bulletin 216, pts. 1,2,3 of U.S. National Museum by Smithsonian Institution

Continued by Memoirs of the American Entomological Institute vols. 2,3,16,26,29

Vols. 1,2,3 prepared by H.K. Townes and Marjorie Townes