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Daniel Janzen        
University of Pennsylvania
Philadelphia, United States of America
http://janzen.sas.upenn.edu
19 articles by this author
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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: 852 | Total: 1423  | Access Period:
 Reprint: € 13,40
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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: 1582 | Total: 2239  | Access Period:
 Reprint: € 3,60
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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: 2365 | Total: 5276  | Access Period:
 Reprint: € 40,00
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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: 1637 | Total: 2527  | Access Period:
 Reprint: € 4,80
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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: 3034 | Total: 7727  | Access Period:
 Reprint: € 62,00
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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: 1753 | Total: 2953  | Access Period:
 Reprint: € 4,80
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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: 3862 | Total: 8529  | Access Period:
 Reprint: € 35,00
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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: 2500 | Total: 4306  | Access Period:
 Reprint: € 5,90
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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: 3302 | Total: 5924  | Access Period:
 Reprint: € 16,80
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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: 3751 | Total: 6895  | Access Period:
 Reprint: € 17,90
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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: 2740 | Total: 5051  | Access Period:
 Reprint: € 4,80
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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: 2916 | Total: 5106  | Access Period:
 Reprint: € 5,90
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