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Daniel Janzen        
University of Pennsylvania
Philadelphia, United States of America
http://janzen.sas.upenn.edu
21 articles by this author
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Taxonomy & Inventories
A new species of Phosocephala Townsend, 1908 (Diptera: Tachinidae) from Area de Conservación Guanacaste in northwestern Costa Rica
    AJ Fleming, D. Monty Wood,     M. Alex Smith,     Daniel Janzen, Winnie Hallwachs, Tanya Dapkey
10.3897/BDJ.4.e7863
 25-04-2016
 Unique: 3750 | Total: 6527  | Access Period:
 Reprint: € 7,00
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Taxonomy & Inventories
Two new species of Erythromelana Townsend, 1919 (Diptera: Tachinidae) from Area de Conservación Guanacaste in northwestern Costa Rica
    AJ Fleming, D. Monty Wood,     M. Alex Smith, Winnie Hallwachs,     Daniel Janzen, Tanya Dapkey
10.3897/BDJ.4.e7386
 19-04-2016
 Unique: 3959 | Total: 6543  | Access Period:
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Taxonomy & Inventories
Nine new species of Itaplectops (Diptera: Tachinidae) reared from caterpillars in Area de Conservación Guanacaste, northwestern Costa Rica, with a key to Itaplectops species
    AJ Fleming, D. Monty Wood,     M. Alex Smith,     Daniel Janzen, Winnie Hallwachs
10.3897/BDJ.3.e4596
 23-12-2015
 Unique: 4945 | Total: 8873  | Access Period:
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Corrigendum
Corrigendum: Three new species of Trigonospila Pokorny (Diptera: Tachinidae), from Area de Conservación Guanacaste, northwestern Costa Rica, with a key for their identification
    AJ Fleming, D. Monty Wood,     Daniel Janzen, Winnie Hallwachs,     M. Alex Smith
10.3897/BDJ.3.e6459
 07-10-2015
 Unique: 2993 | Total: 5046  | Access Period:
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Taxonomy & Inventories
Three new species of Trigonospila Pokorny (Diptera: Tachinidae), from Area de Conservación Guanacaste, northwestern Costa Rica, with a key for their identification
    AJ Fleming, D. Monty Wood,     Daniel Janzen, Winnie Hallwachs,     M. Alex Smith
10.3897/BDJ.3.e4595
 11-08-2015
 Unique: 4772 | Total: 8377  | Access Period:
 Reprint: € 12,00
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Taxonomy & Inventories
Three new species of Ametadoria Townsend (Diptera: Tachinidae) from Area de Conservación Guanacaste, Costa Rica
    AJ Fleming, D. Wood,     M. Alex Smith, Winnie Hallwachs,     Daniel Janzen
10.3897/BDJ.3.e5039
 10-08-2015
 Unique: 4732 | Total: 8228  | Access Period:
 Reprint: € 14,00
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Taxonomy & Inventories
Seven new species of Spathidexia Townsend (Diptera: Tachinidae) reared from caterpillars in Area de Conservación Guanacaste, Costa Rica
    AJ Fleming, D. Monty Wood,     Daniel Janzen, Winnie Hallwachs,     M. Alex Smith
10.3897/BDJ.3.e4597
 25-03-2015
 Unique: 5104 | Total: 9242  | Access Period:
 Reprint: € 32,00
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Taxonomy & Inventories
A new species of Cordyligaster Macquart, reared from caterpillars in Area de Conservacion Guanacaste, northwestern Costa Rica
    AJ Fleming, D Wood,     M Smith,     Daniel Janzen, Winnie Hallwachs
10.3897/BDJ.2.e4174
 24-11-2014
 Unique: 4598 | Total: 8510  | Access Period:
 Reprint: € 13,00
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Taxonomy & Inventories
First record of the genus Venanus (Hymenoptera: Braconidae: Microgastrinae) in Mesoamerica, with the description of two new species from Costa Rica
    Jose Fernandez-Triana, James Whitfield,     M. Alex Smith, Winnie Hallwachs,     Daniel Janzen
10.3897/BDJ.2.e4167
 13-11-2014
 Unique: 4110 | Total: 7633  | Access Period:
 Reprint: € 8,00
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