Foxiprionyx Danilov, subgen. nov. (Figs 1b, 2) Group of foxi of Bohart & Menke 1963. Type species. Prionyx foxi Bohart et Menke, 1963, present designation. Etymology. The subgeneric name consists of two parts: Foxi - from the species name and - prionyx, from the generic name. Diagnosis. Claws with five ventral teeth, male antenna without placoids, free margin of female clypeus entire, and metapleuron definitely channeled. The subgenus closely resembles the nominative subgenus Prionyx but clearly differs from the latter in having the claws with five ventral teeth (three or four teeth in the Prionyx) Distribution. Western North America.

Published as part of Danilov, Yuriy N. & Odintsev, Oleg A., 2023, On subgenera of the genus Prionyx Vander Linden, 1827 (Hymenoptera: Sphecidae), with establishment of a new subgenus, pp. 429-436 in Zootaxa 5374 (3) on page 432, DOI: 10.11646/zootaxa.5374.3.7, http://zenodo.org/record/10150356