Daniel Hunt Janzen

Daniel Hunt Janzen

Daniel Hunt Janzen (born 1939), U.S. entomologist.

Department of Biology, University of Pennsylvania, Philadelphia, PA, USA
Standard IPNI form: D.H.Janzen

Taxon names authored

(List may be incomplete)

1 taxon names authored by Daniel Hunt Janzen

Publications

(List may be incomplete)

1999

Burns, J.M. & Janzen, D.H. 1999. Drephalys: Division of yhis showy neotropical genus, plus a new species and the immatures and food plants of two species from Costa Rican dry forest (Hesperiidae: Pyrginae). Journal of the Lepidopterists' Society 53(3): 77–89. full article (PDF).Reference page.

2013

Burns, J.M., Janzen, D.H., Hallwachs, W. & Hajibabaei M. 2013a. DDNA Barcodes Reveal Yet Another New Species of Venada (Lepidoptera: Hesperiidae) in Northwestern Costa Rica. Proceedings of the Entomological Society of Washington 115(1): 37–47. Reference page.

Chacón, I.A., Janzen, D.H., Hallwachs, W., Sullivan, J.B. & Hajibabaei 2013. Cryptic species within cryptic moths: new species of Dunama Schaus (Notodontidae, Nystaleinae) in Costa Rica. ZooKeys 64: 11–45. DOI: 10.3897/zookeys.264.4440 Reference page.

Espinoza, B.A., Janzen, D.H., Hallwachs, W. & Sullivan, J.B. 2013: Description of a new species and subspecies of Idalus Walker from Costa Rica, Honduras and Guatemala (Lepidoptera, Erebidae, Arctiinae, Arctiini). ZooKeys, 264: 71–84. DOI: 10.3897/zookeys.264.4403 Reference page.

2014

Grishin, N.V., Janzen, D.H. & Hallwachs, W., 2014: A new species of Eracon (Hesperiidae: Pyrginae) substantiated by a number of traits, including female genitalia. Journal of the Lepidopterists’ Society 68(3): 149–161. Reference page.

2015

Fernandez-Triana, J.L., Whitfield, J.B., Smith, M.A., Kula, R.R., Hallwachs, W. & Janzen, D.H. 2015. Revision of the genera Microplitis and Snellenius (Hymenoptera, Braconidae, Microgastrinae) from Area de Conservacion Guanacaste, Costa Rica, with a key to all species previously described from Mesoamerica. Deutsche Entomologische Zeitschrift 62(2): 137–201. DOI: 10.3897/dez.62.5276 . Reference page.

Fleming, A.J., Wood, D.M., Janzen, D.H., Hallwachs, W. & Smith, M.A. 2015. Seven new species of Spathidexia Townsend (Diptera: Tachinidae) reared from caterpillars in Area de Conservación Guanacaste, Costa Rica. Biodiversity Data Journal 3: e4597. DOI: 10.3897/BDJ.3.e4597 . Reference page.

Fleming, A.J., Wood, D.M., Smith, M.A., Hallwachs, W. & Janzen, D. 2015. Three new species of Ametadoria Townsend (Diptera: Tachinidae) from Area de Conservación Guanacaste, Costa Rica. Biodiversity Data Journal 3: e5039. DOI: 10.3897/BDJ.3.e5039 . Reference page.

Fleming, A.J., Wood, D.M., Janzen, D.H., Hallwachs, W. & Smith, M.A. 2015. Three new species of Trigonospila Pokorny (Diptera: Tachinidae), from Area de Conservación Guanacaste, northwestern Costa Rica, with a key for their identification. Biodiversity Data Journal 3: e4595. DOI: 10.3897/BDJ.3.e4595 . Reference page.

Fleming, A.J., Wood, D.M., Janzen, D.H., Hallwachs, W. & Smith, M.A. 2015. Corrigendum: Three new species of Trigonospila Pokorny (Diptera: Tachinidae), from Area de Conservación Guanacaste, northwestern Costa Rica, with a key for their identification. Biodiversity Data Journal 3: e6459. DOI: 10.3897/BDJ.3.e6459 . Reference page.

Fleming, A.J., Wood, D.M., Smith, M.A., Janzen, D.H. & Hallwachs, W. 2015. Nine new species of Itaplectops (Diptera: Tachinidae) reared from caterpillars in Area de Conservación Guanacaste, northwestern Costa Rica, with a key to Itaplectops species. Biodiversity Data Journal 3: e4596. DOI: 10.3897/BDJ.3.e4596 . Reference page.

Grishin, N.V., Janzen, D.H. & Hallwachs, W. 2015: A cryptic new Potamanaxas (Hesperiidae: Pyrginae: Erynnini) stands out by terminally elongated genitalic valvae. The Journal Volume of Research on the Lepidoptera 48: 13–20. full article.Reference page.

Nakahari, S., Janzen, D.H., Hallwachs, W. & Espeland, M. 2015. Description of a new genus for Euptychia hilara (C. Felder & R. Felder, 1867) (Lepidoptera: Nymphalidae: Satyrinae). Zootaxa 4012(3): 525–541. DOI: 10.11646/zootaxa.4012.3.7 . Preview (PDF) Reference page.

Sharkey, M.J., Chapman, E.G., Janzen, D.H., Hallwachs, W. & Smith, M.A. 2015. Revision of Aphelagathis (Hymenoptera, Braconidae, Agathidinae, Agathidini). Zootaxa 4000(1): 73–89. DOI: 10.11646/zootaxa.4000.1.3 . Preview (PDF) Reference page.

Sourakov, A., Plotkin, D., Kawahara, A.Y., Xiao, L., Hallwachs, W. & Janzen, D.H. 2015. On the taxonomy of the erythrina moths Agathodes and Terastia (Crambidae: Spilomelinae): Two different patterns of haplotype divergence and a new species of Terastia. Tropical Lepidoptera Research 25(2): 80–97. Reference page.

2016

Fernandez-Triana, J.L., Whitfield, J.B., Smith, M.A., Dapkey, T., Hallwachs, W. & Janzen, D.M. 2016. Review of the world species of Exoryza (Hymenoptera, Braconidae, Microgastrinae), with description of five new species. Deutsche Entomologische Zeitschrift 63(2): 195–210. DOI: 10.3897/dez.63.8977 . Reference page.

Fernandez-Triana, J.L., Boudreault, C., Dapkey, T., Smith, M.A., Rodriguez, J., Hallwachs, W. & Janzen, D.H. 2016. 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. Journal of Hymenoptera Research 50: 25–79. DOI: 10.3897/JHR.50.8220 . Reference page.

Fleming, A.J., Wood, D.M., Smith, M.A., Hallwachs, W., Janzen, D. & Dapkey 2016. Two new species of Erythromelana Townsend, 1919 (Diptera: Tachinidae) from Area de Conservación Guanacaste in northwestern Costa Rica. Biodiversity Data Journal 4: e7386. DOI: 10.3897/BDJ.4.e7386 . Reference page.

2017

Chacón, I.A., Janzen, D.H., Hallwachs, W., Dapkey, T., Harvey, D.J. & Grishin, N.V. 2018. Six new cryptic species of Xylodonta Becker, 2014 (Notodontidae: Nystaleinae) from Costa Rica. Tropical Lepidoptera Research 27(1): 33-58. full article (PDF). Reference page.

Espinoza, B.A., Janzen, D.H. & Hallwachs, W. 2017. 17 new species hiding in 10 long-named gaudy tropical moths (Lepidoptera: Erebidae, Arctiinae). Tropical Lepidoptera Research 27(suppl. 1): 1-29. full article (PDF). Reference page.

Espinoza Sanabria, B.A., Laguerre, M., Sullivan, J.B., Janzen, D.H. & Hallwachs, W. 2017. Description of a new genus and three new species of Erebidae, from Central and South America (Lepidoptera, Arctiinae, Arctiini). Tropical Lepidoptera Research 27(2): 62-70. full article (PDF). Reference page.

Fleming, A.J., Wood, D.M., Smith, M.A., Hallwachs, W., Janzen, D. & Dapkey, T. 2017. Nine new species of Uramya Robineau-Desvoidy (Diptera: Tachinidae) from Area de Conservación Guanacaste in northwestern Costa Rica, with a key to their identification. Biodiversity Data Journal 5: e9649. DOI: 10.3897/BDJ.5.e9649 . Reference page.

Fleming, A.J., Wood, D.M., Smith, M.A., Dapkey, T., Hallwachs, W. & Janzen, D.H. 2017. Five new species of Vibrissina Rondani (Diptera: Tachinidae) from Area de Conservación Guanacaste in Northwestern Costa Rica. Biodiversity Data Journal 5: e10967. DOI: 10.3897/BDJ.5.e10967 . Reference page.

Fleming, A.J., Wood, D.M., Smith, M.A., Dapkey, T., Hallwachs, W. & Janzen, D. 2017. A new species of Voria Robineau-Desvoidy (Diptera: Tachinidae) from Area de Conservación Guanacaste in northwestern Costa Rica. Biodiversity Data Journal 5: e20123. DOI: 10.3897/BDJ.5.e20123 . Reference page.

Heikkilä, M., Metz, M.A., Hallwachs, W. & Janzen, D.H. 2017. Three New Species of Rectiostoma Becker, 1982 (Lepidoptera: Gelechioidea: Depressariidae) from Area De Conservación Guanacaste, Northwestern Costa Rica. Proceedings of the Entomological Society of Washington 119(1): 47–62. DOI: 10.4289/0013-8797.119.1.47 Reference page.

Kang, I., Chapman, E.G., Janzen, D.H., Hallwachs, W., Dapkey, T., Smith, M.A. & Sharkey, M.J. 2017. Revision of the species of Lytopylus from Area de Conservación Guanacaste, northwestern Costa Rica (Hymenoptera, Braconidae, Agathidinae). ZooKeys 721: 93–158. DOI: 10.3897/zookeys.721.20287 . Reference page.

Metz, M.A., Janzen, D.H. & Hallwachs, W. 2017. Descriptions of Four New Species of Struthoscelis Meyrick (Lepidoptera: Oecophoridae: Oecophorinae), One from Area De Conservación Guanacaste, Northwestern Costa Rica, Providing the First Known Biology for the Genus, and Discovery of a Novel Wing Morphology in Males. Proceedings of the Entomological Society of Washington 119(3): 442-458. DOI: 10.4289/0013-8797.119.3.442 Reference page.

2018

Fleming, A.J., Wood, D.M., Smith, M.A., Hallwachs, W. & Janzen, D.H. 2018. 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. Biodiversity Data Journal 6: e11223. DOI: 10.3897/BDJ.6.e11223 . Reference page.

Goldstein, P.Z., Janzen, D.H., Proshek, B., Dapkey, T. & Hallwachs, W. 2018. A review of Leucosigma Druce, 1908: a newly discovered case of fern-feeding and descriptions of three new species (Lepidoptera, Noctuidae). Pp 87–133 In Schmidt, B.C. & Lafontaine, J.D. (eds.) 2018. Contributions to the systematics of New World macro-moths VII. ZooKeys 788: 1–252. DOI: 10.3897/zookeys.788.30148 Reference page. . DOI: 10.3897/zookeys.788.21222 Reference page.

Goldstein, P.Z., Janzen, D.H., Proshek, B., Dapkey, T. & Hallwachs, W. 2018. Review of Lophomyra Schaus, 1911 (Lepidoptera, Noctuidae): a new combination and re-descriptions of species newly associated with ferns (Polypodiaceae). Pp 135–165 In Schmidt, B.C. & Lafontaine, J.D. (eds.) 2018. Contributions to the systematics of New World macro-moths VII. ZooKeys 788: 1–252. DOI: 10.3897/zookeys.788.30148 Reference page. . DOI: 10.3897/zookeys.788.21235 Reference page.

2019

Arias-Penna, D., Whitfield, J.B., Janzen, D.H., Hallwachs, W., Dyer, L.A., Smith, M.A., Hebert, P.D.N. & Fernández-Triana, J.L. 2019. 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. ZooKeys, 890: 1–685. DOI: 10.3897/zookeys.890.35786 Reference page.

Fernandez-Triana, J.L., Boudreault, C., Dapkey, T., Smith, M.A., Hallwachs, W. & Janzen, D.H. 2019. A revision of Dolichogenidea (Hymenoptera, Braconidae, Microgastrinae) with the second mediotergite broadly rectangular from Area de Conservación Guanacaste, Costa Rica. Zookeys, 835: 87–123. DOI: 10.3897/zookeys.835.33440 Reference page.

Fleming, A.J., Wood, D.M., Smith, M.A., Dapkey, T., Hallwachs, W. & Janzen, D. 2019. A new species of Trismegistomya Reinhard (Diptera: Tachinidae) from Area de Conservación Guanacaste in northwestern Costa Rica. Biodiversity Data Journal, 7: e29130. DOI: 10.3897/BDJ.7.e29130 Reference page.

Fleming, A.J., Wood, D.M., Smith, M.A., Dapkey, T., Hallwachs, W. & Janzen, D.H. 2019. Twenty-two new species in the genus Hyphantrophaga Townsend (Diptera: Tachinidae) from Area de Conservación Guanacaste, with a key to the species of Mesoamerica. Biodiversity Data Journal, 7: e29553. DOI: 10.3897/BDJ.7.e29553 Reference page.

Goldstein, P.Z., Janzen, D.H. & Hallwachs, W. 2019. Aprica: a new genus and life history for the pteridivore Xanthia patula Druce, 1898 (Lepidoptera, Noctuidae). ZooKeys 866: 127-145. Reference page.

Meierotto, S., Sharkey, M.J., Janzen, D.H., Hallwachs, W., Hebert, P.D.N., Chapman, E.G. & Smith, M.A. 2019. A revolutionary protocol to describe understudied hyperdiverse taxa and overcome the taxonomic impediment. Deutche Entomologische Zeitschrift, 66: 119–145. DOI: 10.3897/dez.66.34683 . Reference page.

Sharkey, M.J., Penteado-Dias, A.M., Smith, M.A., Hallwachs, W. & Janzen, D. 2019. Synopsis of New World Sigalphinae (Hymenoptera, Braconidae) with the description of two new species and a key to genera. Journal of Hymenoptera Research, 68: 1–11. DOI: 10.3897/jhr.68.30131 Reference page.

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