Masistylum arcuatum

{{Short description|Species of flies}}

{{Speciesbox

| image =

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| genus = Masistylum

| species = arcuatum

| display_parents = 3

| authority = (Mik, 1863){{cite journal |last1=Mik |first1=J. |title=Beschreibung neuer Dipteren |journal=Verhandlungen der Zoologisch-Botanischen Gesellschaft in Wien |date=1863 |volume=13 |pages=1237–1240 |url=https://www.biodiversitylibrary.org/item/86027#page/1413/mode/1up |access-date=28 June 2023}}

| synonyms = *Demoticus nigricans Rondani, 1865{{cite journal |last1=Rondani |first1=Camillo |title=Diptera Italica non vel minus cognita descripta vel annotata observationibus nonnullis additis. Fasc. I. Oestridae-Syrphidae-Conopidae; Fasc. II. Muscidae |journal=Atti della Società Italiana di Scienze Naturali e del Museo Civico di Storia Naturale di Milano |date=1865 |volume=8 |pages=127–146 |url=https://www.biodiversitylibrary.org/page/10815199#page/133/mode/1up |access-date=23 July 2021}}

• Pachystylum arcuatum Mik, 1863

}}

Masistylum arcuatum is a species of parasitic 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=21 August 2023 |date=5 March 2020}}