A new species of Gurisita Casal, 40-1970;Hymenoptera: Mutillidae, 41 Sphaeropthalminae; ArgentinaGurisita ruthae, Argentina, female new species, is described and illustrated. Do you have any illustrations, information on variability intraespeci? ca and new records for Gurisita matrera Casal, the only previously described species in the genus.