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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
Revision of Belvosia Robineau-Desvoidy (Diptera, Tachinidae) and 33 new species from Area de Conservación Guanacaste in northwestern Costa Rica with a key to known North and Mesoamerican species
    AJ Fleming,     Norman Woodley,     M. Alex Smith, Winnie Hallwachs,     Daniel Janzen
10.3897/BDJ.11.e103667
 30-06-2023
 Unique: 756 | Total: 1522  | Access Period:
 Reprint: € 68,70
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Taxonomy & Inventories
Cryptic biodiversity of tropical hesperiid caterpillar-attacking parasitoid wasps: three new species of Creagrura Townes (Hymenoptera, Ichneumonidae, Cremastinae) from Costa Rica and Perú
Ilari Sääksjärvi,     Kari Kaunisto,     Michael Sharkey, Shelby Stedenfeld,     M. Alex Smith, Winnie Hallwachs,     Daniel Janzen
10.3897/BDJ.10.e91486
 26-10-2022
 Unique: 800 | Total: 1239  | Access Period:
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Taxonomy & Inventories
Revison of Metaplagia Coquillett (Diptera: Tachinidae) with description of five new species from Area de Conservación Guanacaste in northwestern Costa Rica
    AJ Fleming, D. Monty Wood,     M. Alex Smith, Winnie Hallwachs,     Daniel Janzen
10.3897/BDJ.9.e68598
 29-07-2021
 Unique: 1361 | Total: 2340  | Access Period:
 Reprint: € 17,10
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Data Paper
A global food plant dataset for wild silkmoths and hawkmoths and its use in documenting polyphagy of their caterpillars (Lepidoptera: Bombycoidea: Saturniidae, Sphingidae)
    Liliana Ballesteros Mejia, Pierre Arnal, Winnie Hallwachs, Jean Haxaire,     Daniel Janzen,     Ian Kitching,     Rodolphe Rougerie
10.3897/BDJ.8.e60027
 10-12-2020
 Unique: 1962 | Total: 2852  | Access Period:
 Reprint: € 6,30
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Taxonomy & Inventories
Revision of Telothyria van der Wulp (Diptera: Tachinidae) and twenty-five new species from Area de Conservación Guanacaste in northwestern Costa Rica with a key to Mesoamerican species
    AJ Fleming, D. Monty Wood,     M. Alex Smith, Tanya Dapkey, Winnie Hallwachs,     Daniel Janzen
10.3897/BDJ.8.e47157
 28-04-2020
 Unique: 3444 | Total: 6942  | Access Period:
 Reprint: € 50,70
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Taxonomy & Inventories
A new genus and new species in the tribe Uramyini (Diptera: Tachinidae) from Area de Conservación Guanacaste in northwestern Costa Rica
    AJ Fleming, D. Monty Wood,     M. Alex Smith, Tanya Dapkey, Winnie Hallwachs,     Daniel Janzen
10.3897/BDJ.8.e48907
 21-02-2020
 Unique: 2003 | Total: 3172  | Access Period:
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Taxonomy & Inventories
Twenty-two new species in the genus Hyphantrophaga Townsend (Diptera: Tachinidae) from Area de Conservación Guanacaste, with a key to the species of Mesoamerica
    AJ Fleming, D. Monty Wood,     M. Alex Smith, Tanya Dapkey, Winnie Hallwachs,     Daniel Janzen
10.3897/BDJ.7.e29553
 28-06-2019
 Unique: 4114 | Total: 9412  | Access Period:
 Reprint: € 92,70
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Taxonomy & Inventories
A new species of Trismegistomya Reinhard (Diptera: Tachinidae) from Area de Conservación Guanacaste in northwestern Costa Rica
    AJ Fleming, D. Monty Wood,     M. Alex Smith, Tanya Dapkey, Winnie Hallwachs,     Daniel Janzen
10.3897/BDJ.7.e29130
 10-04-2019
 Unique: 2058 | Total: 3443  | Access Period:
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Taxonomy & Inventories
Revision of the Mesoamerican species of Calolydella Townsend (Diptera: Tachinidae) and description of twenty-three new species reared from caterpillars in Area de Conservación Guanacaste, northwestern Costa Rica
    AJ Fleming, D. Monty Wood,     M. Alex Smith, Winnie Hallwachs,     Daniel Janzen
10.3897/BDJ.6.e11223
 02-02-2018
 Unique: 4826 | Total: 9957  | Access Period:
 Reprint: € 44,70
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Taxonomy & Inventories
A new species of Voria Robineau-Desvoidy (Diptera: Tachinidae) from Area de Conservación Guanacaste in northwestern Costa Rica
    AJ Fleming, D. Monty Wood,     M. Alex Smith, Tanya Dapkey, Winnie Hallwachs,     Daniel Janzen
10.3897/BDJ.5.e20123
 05-12-2017
 Unique: 2867 | Total: 4881  | Access Period:
 Reprint: € 8,70
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Taxonomy & Inventories
Five new species of Vibrissina Rondani (Diptera: Tachinidae) from Area de Conservación Guanacaste in Northwestern Costa Rica
    AJ Fleming, D. Monty Wood,     M. Alex Smith, Tanya Dapkey, Winnie Hallwachs,     Daniel Janzen
10.3897/BDJ.5.e10967
 18-07-2017
 Unique: 3857 | Total: 6748  | Access Period:
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Taxonomy & Inventories
Nine new species of Uramya Robineau-Desvoidy (Diptera: Tachinidae) from Area de Conservación Guanacaste in northwestern Costa Rica, with a key to their identification
    AJ Fleming, D. Monty Wood,     M. Alex Smith, Winnie Hallwachs,     Daniel Janzen, Tanya Dapkey
10.3897/BDJ.5.e9649
 07-03-2017
 Unique: 4372 | Total: 7776  | Access Period:
 Reprint: € 21,90
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