Winthellia

{{short description|Genus of flies}}

{{Automatic_taxobox

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| taxon = Winthellia

| authority = Crosskey, 1967{{cite journal |last1=Crosskey |first1=R.W. |title=An index-catalogue of the genus-group names of Oriental and Australasian Tachinidae (Diptera) and their type-species |journal=Bulletin of the British Museum (Natural History), Entomology |date=1967 |volume=20 |pages=1–39 |url=https://www.biodiversitylibrary.org/page/2261146#page/11/mode/1up |access-date=13 July 2023}}

| type_species = Thyellina brevicornis

| type_species_authority = Mesnil, 1949{{cite journal |last1=Mesnil |first1=L.P. |title=64g. Larvaevorinae (Tachininae). In: Lindner, E. (ed.) |journal=Die Fliegen der Paläarktischen Region |date=1949 |volume=10 |pages=49–104|issue=Lfg. 161}}

| synonyms = *Thyellina Mesnil, 1949

• Thysellina Edwards & Hopwood, 1966{{cite book |last1=Edwards |first1=M.A. |last2=Hopwood |first2=A.T. |title=Nomenclator Zoologicus. Vol. VI. 1946-1955 |date=1966 |publisher=Zoological Society of London |location=London |pages=viii + 329 pp}}

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Winthellia is a genus of flies in the family Tachinidae.{{cite web |last1=O’Hara |first1=James E. |last2=Henderson |first2=Shannon J. |first3=D. Monty |last3=Wood |title=Preliminary Checklist of the Tachinidae (Diptera) of the World|url=http://www.nadsdiptera.org/Tach/WorldTachs/Checklist/Tachchlist_ver2.1.pdf |website=Tachinidae Resources |access-date=22 November 2023 |date=5 March 2020}}