Cestonionerva

{{short description|Genus of flies}}

{{Automatic_taxobox

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| taxon = Cestonionerva

| authority = Villeneuve, 1929{{cite journal |last1=Villeneuve |first1=J. |title=Descriptions de diptères égyptiens |journal=Bulletin de la Société Royale Entomologique d'Égypte |date=1929 |volume=12 [1928] |pages=43–46}}

| type_species = Conogaster petiolata

| type_species_authority = Villeneuve, 1910{{cite journal |last1=Becker |first1=T. |title=Dipteren aus Südarabien und von der Insel Sokótra |journal=Denkschriften der Kaiserlichen Akademie der Wissenschaften. Wien. Mathematisch-Naturwissenschaftliche Classe |date=1910 |volume=71 |pages=131–160 |url=https://www.biodiversitylibrary.org/item/37814#page/9/mode/1up |access-date=19 May 2022}}

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Cestonionerva is a genus of flies in the family Tachinidae.{{cite journal | last = O'Hara | first = James E. |author2=Shima, Hiroshi |author3=Zhang, Chuntian | year = 2009 | title = Annotated Catalogue of the Tachinidae (Insecta: Diptera) of China | journal = Zootaxa | volume = 2190 | pages = 1–236 | location = Auckland, New Zealand | publisher = Magnolia Press | doi = 10.11646/zootaxa.2190.1.1 | issn = 1175-5334 | accessdate = 2011-02-24 | url = http://www.mapress.com/zootaxa/2009/f/zt02190p236.pdf | doi-access = free }}{{cite web |last1=O’Hara |first1=James E. |last2=Shannon |first2=J. Henderson |last3=D. Monty |first3=Wood |title=World Checklist of the Tachinidae |url=http://www.nadsdiptera.org/Tach/WorldTachs/Checklist/Tachchlist_ver2.1.pdf |website=Tachinidae Resources |access-date=28 February 2022 |date=5 March 2020}}