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Grahamstoneia humboldti Melika & Nicholls

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

Grahamstoneia humboldti Melika & Nicholls, 2021. Holotype in Washington, DC (USNM). Type locality: California, Berry summit, Arcata, USA.

ClassificationCynipoidea keys


Asexual generation, female: 1–4, head: 1, frontal view, 2, posterior view, 3, dorsal view, 4, lateral view. 5, antenna. 6, forewing, part.


Asexual generation, female: 7, mesosoma, lateral view, 8–9, mesosoma, dorsal view, 10, metascutellum and propodeum, posterodorsal view, 11, metasoma, lateral view.


Asexual generation, galls.

Photographs © James A. Nicholls (Australian National Insect Collection, CSIRO)


Distribution USA.
Biology Gall inducer on species of Quercus: Q. vacciniifolia and Q. chrysolepis within Quercus section Protobalanus – the golden cup or intermediate oaks.

References

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

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

Mayr, G. 1881. Die genera der gallenbewohnenden Cynipiden. Jahresberichte der Rossauer Communal Oberrealschule im I. Bezirke 20:1–38.

Melika, G. & Nicholls, J.A. 2021. A new genus of Nearctic oak gall wasp, Grahamstoneia Melika & Nicholls, gen. nov. (Hymenoptera: Cynipidae, Cynipini). Zootaxa 4999(5): 456–468. https://doi.org/10.11646/zootaxa.4999.5.4

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

Credits

Photographs © James A. Nicholls (Australian National Insect Collection, CSIRO)


Web author Simon van Noort (Iziko South African Museum)

 

Citation: van Noort, S. 2024. WaspWeb: Hymenoptera of the World. URL: www.waspweb.org (accessed on <day/month/year>).

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