Arhesiro clousi is a species of mite harvestman in the family Sironidae (as of 2023). It is found in North America, specifically US, Oregon, Lincoln County.
The genus Arhesiro was described by Karaman, 2022, with the type species Siro clousi Giribet & Shear, 2010. Before then, both this and Arhesiro sonoma were previously placed in Siro.