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Dryocosmus kuriphilus Yasumatsu

Chestnut gall wasp, Oriental chestnut gall wasp, Asian chestnut gall wasp

(Life: Kingdom: Metazoa (animals); Phylum: Arthropoda; Class: Hexapoda; Order: Hymenoptera; Superfamily: Cynipoidea; Family: Cynipidae; Subfamily: Cynipinae; Tribe: Cynipini; Genus: Dryocosmus)

Dryocosmus kuriphilus Yasumatsu, 1951

ClassificationCynipoidea keys


Palaearctic region (China). Introduced to many other areas of the Holarctic region (including France, Italy, Japan, Korea, Nepal,  Slovenia, Switzerland and USA.


Gall inducer on species of Castanea including cultivated varieties. A species indigenous to China that has become a serious horticultural and agricultural pest species in many other areas of the Northern Hemisphere, forming deleterious galls on Chestnut tree species, resulting in fruit production losses of up to 80%. This pest gall wasp is in turn controlled by a chalcidoid species Torymus sinensis (Torymidae). Bor


CABI datasheet


Bassett, H. F. 1881. New Species of Cynipidae. The Canadian Entomologist. 13: 51–53. doi:10.4039/Ent1351-3

Bosio G, Gerbaudo C, Piazza E, 2010. Dryocosmus kuriphilus Yasumatsu: an outline seven years after the first report in Piedmont (Italy). Acta Horticulturae. 341-348. http://www.actahort.org/books/866/866_43.htm

Buffington ML, Forshage M, Liljeblad J, Tang CT, van Noort, S. 2020. World Cynipoidea (Hymenoptera):a key to higher-level groups. Insect Systematics and Diversity 4(4): 1–69. https://doi.org/10.1093/isd/ixaa003

Delalić Z, 2016. First record of quarantine pest, oriental chestnut gall wasp (Dryocosmus kuriphilus), in Bosnia and Herzegovina. (Prvi nalaz karantinske štetočine kestenove ose šiškarice (Drycosmus kuriphilus) u Bosni i Hercegovini.). Biljni Lekar (Plant Doctor). 44 (1), 58-65.
Dixon W N, Burns R E, Stange L A, 1986. Oriental chestnut gall wasp, Dryocosmus kuriphilus Yasumatsu (Hymenoptera: Cynipidae). In: Entomology Circular, Division of Plant Industry, Florida Department of Agriculture and Consumer Services, 2pp.
Huber J T, Read J, 2012. First record of the oriental chestnut gall wasp, Dryocosmus kuriphilus Yasumatsu (Hymenoptera: Cynipidae), in Canada. Journal of the Entomological Society of Ontario. 125-128. http://www.entsocont.com/pub.htm
Malumphy C, 2015. First findings of oriental chestnut gall wasp Dryocosmus kuriphilus Yasumatsu (Hymenoptera: Cynipidae) in the United Kingdom. Cecidology. 30 (2), 45-47. http://www.british-galls.org.uk/publications.html
Matošević D, Quacchia A, Kriston É, Melika G. 2014. Biological Control of the Invasive Dryocosmus kuriphilus (Hymenoptera: Cynipidae) - an Overview and the First Trials in Croatia. South-east Eur for 5 (1): 3-12. DOI: http://dx.doi.org/10.15177/seefor.14-05

Mayr, G. 1881. Die genera der gallenbewohnenden Cynipiden. Jahresberichte der Rossauer Communal Oberrealschule im I. Bezirke 20:138.

Michaelakis A, Papachristos D, Chytas D A, Antonopoulou P D, Milonas P G, Avtzis D N, 2016. First record of Dryocosmus kuriphilus in Greece. Bulletin OEPP/EPPO Bulletin. 46 (2), 290-294. http://onlinelibrary.wiley.com/journal/10.1111/(ISSN)1365-2338
Pástor M, Juhásová G, Juhás D, Bakay L, Kollár J, Benčathacek˜ T, 2017. Occurrence of oriental chestnut gall wasp Dryocosmus kuriphilus in Slovakia - short communication. Plant Protection Science. 53 (4), 243-246. http://www.agriculturejournals.cz/publicFiles/223995.pdf
Quacchia A, Ferracini C, Nicholls J A, Piazza E, Saladini M A, Tota F, Melika G, Alma A, 2013. Chalcid parasitoid community associated with the invading pest Dryocosmus kuriphilus in north-western Italy. Insect Conservation and Diversity. 6 (2), 114-123.

Ritchie, A.J. 1993. Superfamily Cynipoidea (pp. 521-536). In GOULET, H. & HUBER, J. (eds). Hymenoptera of the World: an identification guide to families. Research Branch, Agriculture Canada, Ottawa, Canada, 668 pp.

Ronquist, F. 1999. Phylogeny, classification and evolution of the Cynipoidea. Zoologica Scripta 28:139–164.

Ronquist, F. & Liljeblad, J. 2001. Evolution of the gall wasp–host plant association. Evolution 55: 2503–2522.

Ronquist, F., Nieves-Aldrey, J.-L., Buffington, M. L., Liu, Z., Liljeblad, J., & Nylander, J. A. A. 2015. Phylogeny, Evolution and Classification of Gall Wasps: The Plot Thickens. PLoS ONE, 10(5), e0123301. http://doi.org/10.1371/journal.pone.0123301


Photographs © Matt Buffington (Systematic Entomology Laboratory, USDA/ARS)

Web author Simon van Noort (Iziko South African Museum)


Citation: van Noort, S. 2023. WaspWeb: Hymenoptera of the Afrotropical region. URL: www.waspweb.org (accessed on <day/month/year>).

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