Thyridanthrax fenestratoides is a species of bee fly in the family Bombyliidae. It is found in Canada from the Yukon to Ontario, south through most of the United States, and into Mexico. It is similar to the species T. fenestratus from Eurasia.Hall, J.C. (1970) The North American species of Villa (Thyridanthrax) (Osten Sacken) [Diptera: Bombyliidae]. Transactions of the American Entomological Society (1890-), 96(4), pp. 519-542
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