Articles by Author

Author

Daniel Janzen

University of Pennsylvania
Philadelphia, United States of America
http://janzen.sas.upenn.edu

22 articles by this author

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Forum Paper

More discussion of minimalist species descriptions and clarifying some misconceptions contained in Meier et al. 2021

Michael J. Sharkey, Erika M. Tucker, Austin Baker, M. Alex Smith, Sujeevan Ratnasingham, Ramya Manjunath, Paul Hebert, Winnie Hallwachs, Daniel Janzen

10.3897/zookeys.1110.85491

05-07-2022

Unique: 1234 | Total: 1605

Reprint: € 4,00

135-149

Research Article

Addendum to a minimalist revision of Costa Rican Braconidae: 28 new species and 23 host records

10.3897/zookeys.1075.72197

07-12-2021

Unique: 1863 | Total: 2641

Reprint: € 16,00

77-136

Monograph

Minimalist revision and description of 403 new species in 11 subfamilies of Costa Rican braconid parasitoid wasps, including host records for 219 species

Part of: Minimalist revision and description of 403 new species in 11 subfamilies of Costa Rican braconid parasitoid wasps, including host records for 219 species

10.3897/zookeys.1013.55600

02-02-2021

Unique: 16081 | Total: 32526

Reprint: € 130,00

1-665

Monograph

A species-level taxonomic review and host associations of Glyptapanteles (Hymenoptera, Braconidae, Microgastrinae) with an emphasis on 136 new reared species from Costa Rica and Ecuador

Diana Carolina Arias-Penna, James B. Whitfield, Daniel H. Janzen, Winifred Hallwachs, Lee A. Dyer, M. Alex Smith, Paul D.N. Hebert, José L. Fernández-Triana

Part of: A species-level taxonomic review and host associations of Glyptapanteles (Hymenoptera, Braconidae, Microgastrinae) with an emphasis on 136 new reared species from Costa Rica and Ecuador

10.3897/zookeys.890.35786

20-11-2019

Unique: 6095 | Total: 13123

Reprint: € 130,00

1-685

Research Article

Aprica: a new genus and life history for the pteridivore Xanthia patula Druce, 1898 (Lepidoptera, Noctuidae)

Paul Z. Goldstein, Daniel Janzen, Winnie Hallwachs

10.3897/zookeys.866.27647

24-07-2019

Unique: 1922 | Total: 2877

Reprint: € 5,00

127-145

Research Article

A revision of Dolichogenidea (Hymenoptera, Braconidae, Microgastrinae) with the second mediotergite broadly rectangular from Area de Conservación Guanacaste, Costa Rica

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

10.3897/zookeys.835.33440

04-04-2019

Unique: 2286 | Total: 3622

Reprint: € 11,00

87-123

Research Article

Review of Lophomyra Schaus, 1911 (Lepidoptera, Noctuidae): a new combination and re-descriptions of species newly associated with ferns (Polypodiaceae)

Paul Z. Goldstein, Daniel H. Janzen, Benjamin Proshek, Tanya Dapkey, Winnie Hallwachs

Part of: Contributions to the Systematics of New World macro-moths VII

10.3897/zookeys.788.21235

08-10-2018

Unique: 2640 | Total: 4097

Reprint: € 9,00

135-165

Research Article

A review of Leucosigma Druce, 1908: a newly discovered case of fern-feeding and descriptions of three new species (Lepidoptera, Noctuidae)

Paul Z. Goldstein, Daniel H. Janzen, Benjamin Proshek, Tanya Dapkey, Winnie Hallwachs

Part of: Contributions to the Systematics of New World macro-moths VII

10.3897/zookeys.788.21222

08-10-2018

Unique: 2533 | Total: 3844

Reprint: € 13,00

87-133

Research Article

Revision of the species of Lytopylus from Area de Conservación Guanacaste, northwestern Costa Rica (Hymenoptera, Braconidae, Agathidinae)

Ilgoo Kang, Eric G. Chapman, Daniel H. Janzen, Winnie Hallwachs, Tanya Dapkey, M. Alex Smith, Michael J. Sharkey

10.3897/zookeys.721.20287

12-12-2017

Unique: 3276 | Total: 5431

Reprint: € 19,00

93-158

Monograph

Integrative taxonomy of New World Euplectrus Westwood (Hymenoptera, Eulophidae), with focus on 55 new species from Area de Conservación Guanacaste, northwestern Costa Rica

Christer Hansson, M. Alex Smith, Daniel H. Janzen, Winnie Hallwachs

Part of: Integrative taxonomy of New World Euplectrus Westwood (Hymenoptera, Eulophidae), with focus on 55 new species from Area de Conservación Guanacaste, northwestern Costa Rica

10.3897/zookeys.485.9124

10-03-2015

Unique: 5454 | Total: 10177

Reprint: € 55,00

1-236

Monograph

A synopsis of the genus Ethmia Hübner in Costa Rica: biology, distribution, and description of 22 new species (Lepidoptera, Gelechioidea, Depressariidae, Ethmiinae), with emphasis on the 42 species known from Área de Conservación Guanacaste

Eugenie Phillips-Rodríguez, Jerry A. Powell, Winnie Hallwachs, Daniel H. Janzen

Part of: A synopsis of the genus Ethmia Hübner in Costa Rica: biology, distribution, and description of 22 new species (Lepidoptera, Gelechioidea, Depressariidae, Ethmiinae), with emphasis on the 42 species known from Área de Conservación Guanacaste

10.3897/zookeys.461.8377

09-12-2014

Unique: 3949 | Total: 6943

Reprint: € 28,00

1-86

Monograph

Revision of the genus Pseudapanteles (Hymenoptera, Braconidae, Microgastrinae), with emphasis on the species in Area de Conservación Guanacaste, northwestern Costa Rica

Jose L. Fernández-Triana, Daniel H. Janzen, Winnie Hallwachs, James B. Whitfield, M. Alex Smith, Robert Kula

Part of: Revision of the genus Pseudapanteles (Hymenoptera, Braconidae, Microgastrinae), with emphasis on the species in Area de Conservación Guanacaste, northwestern Costa Rica

10.3897/zookeys.446.8195

14-10-2014

Unique: 3928 | Total: 7291

Reprint: € 28,00

1-82

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