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James Whitfield
University of Illinois, Urbana, United States of America
http://www.life.illinois.edu/whitfield
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5 articles by this author

Research Article
 
Two new reared species of Heteropteron Brullé (Hymenoptera, Braconidae, Cardiochilinae) from northwest Costa Rica, with the first definitive host records for the genus
Elizabeth Zhu Dabek,     James B. Whitfield, Winifred Hallwachs, Daniel H. Janzen
10.3897/jhr.77.50577
 29-06-2020
 Unique: 617 | Total: 960
 Reprint: € 4,80
 151-165
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Short Communication
 
Validation of Distatrix pandora Grinter, 2009 (Hymenoptera: Braconidae, Microgastrinae)
Christopher C. Grinter,     James B. Whitfield
10.3897/jhr.68.33598
 25-02-2019
 Unique: 916 | Total: 1488
 Reprint: € 2,30
 17-18
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Short Communication
 
Bumble bees (Hymenoptera: Apidae: Bombus terrestris) collecting honeydew from the giant willow aphid (Hemiptera: Aphididae)
Sydney A. Cameron, Sarah A. Corbet,     James B. Whitfield
10.3897/jhr.68.30495
 25-02-2019
 Unique: 1665 | Total: 2715
 Reprint: € 3,60
 75-83
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Research Article
 
Revision of the neotropical genus Sendaphne Nixon (Hymenoptera, Braconidae, Microgastrinae)
    Jose L. Fernandez-Triana,     James B. Whitfield,     M. Alex Smith, Winnie Hallwachs, Daniel H. Janzen
10.3897/JHR.41.8586
 22-12-2014
 Unique: 2377 | Total: 4238
 Reprint: € 9,60
 1-29
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Research Article
 
Review of the Neotropical genus Prasmodon (Hymenoptera, Braconidae, Microgastrinae), with emphasis on species from Area de Conservación Guanacaste, northwestern Costa Rica
    Jose Fernandez-Triana,     James Whitfield,     M. Alex Smith,     Yves Braet, Winnie Hallwachs, Daniel Janzen
10.3897/jhr.37.6748
 28-03-2014
 Unique: 3663 | Total: 6721
 Reprint: € 14,50
 1-52
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