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Author

Daniel Janzen

University of Pennsylvania , Philadelphia, United States of America

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6 articles by this author

Synopsis of New World Sigalphinae (Hymenoptera, Braconidae) with the description of two new species and a key to genera

Michael J. Sharkey, Angélica Maria Penteado-Dias, M. Alex Smith, Winnie Hallwachs, Daniel Janzen

Research Article

doi: 10.3897/jhr.68.30131

25-02-2019

Unique: 523 | Total: 790

1-11

Reprint: € 3,60

Revision of the genus Promicrogaster (Hymenoptera, Braconidae, Microgastrinae) from Area de Conservación Guanacaste, Costa Rica, with a key to all species previously described from Mesoamerica

Jose Fernandez-Triana, Caroline Boudreault, Tanya Dapkey, M. Alex Smith, Josephine Rodriguez, Winnie Hallwachs, Daniel H. Janzen

Research Article

doi: 10.3897/JHR.50.8220

27-06-2016

Unique: 1931 | Total: 3688

25-79

Reprint: € 15,60

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

Research Article

doi: 10.3897/JHR.41.8586

22-12-2014

Unique: 1709 | Total: 3002

1-29

Reprint: € 9,60

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

Research Article

doi: 10.3897/jhr.37.6748

28-03-2014

Unique: 2954 | Total: 5261

1-52

Reprint: € 14,50

Food plants and life histories of sawflies of the families Argidae and Tenthredinidae (Hymenoptera) in Costa Rica, a supplement

David Smith, Daniel Janzen, Winnie Hallwachs

Research Article

doi: 10.3897/jhr.35.5496

25-10-2013

Unique: 3807 | Total: 7069

17-31

Reprint: € 4,80

Hyperparasitoid wasps (Hymenoptera, Trigonalidae) reared from dry forest and rain forest caterpillars of Area de Conservación Guanacaste, Costa Rica

David Smith, Daniel Janzen, Winnie Hallwachs, M. Alex Smith

Research Article

doi: 10.3897/jhr.29.3233

15-10-2012

Unique: 5415 | Total: 7603

119-144

Reprint: € 8,40

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