Priocyphus inops is one of the smallest species of Priocyphus, and mainly distinguished by the light brown scaly vestiture, with two pairs of oblique dark-brown maculae on the elytral disc. The pronotum is subcylindrical, with very curved flanks and smooth surface, the elytra are short, and all tibiae lack denticles on their inner margin.
This species is closely related to Priocyphus kuscheli Lanteri, from Paraguay (Lanteri 1990b).
A key to species of Priocyphus is given in Lanteri (1990b) and Lanteri & del Río (2016).
Unknown.
It is associated with vegetation typical of the Chacoan and Pampean biogeographic provinces.