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Major: head comparatively short (Head Length/Head Width 1.2 mm, the same as aberransHNS, much shorter than cavifronsHNS and longiorHNS)', pronotal dorsum covered by widely spaced longitudinal carinulae, with those near the midline curving outward toward the rear; occiput covered by transverse carinulae; humerus, mesonotal convexity, and propodeal spines well developed; a low lobe present on profile of postpetiolar venter. Minor: pronotum covered by semicircular carinulae.
Measurements (mm) Paralectotype major (Rosario de Santa Fe, Argentina): HW 1.20, HL 1.34, SL 0.50, EL 0.14, PW 0.60. Lectotype minor (Buenos Aires): HW 0.52, HL 0.54, SL 0.40, EL 0.08, PW 0.34. color Major: concolorous light brown.
Minor: mesosomal waist yellowish brown, head and gaster light brown. Range Buenos Aires, Cordoba, and Santa Fe, in Argentina. Biology Unknown.
Figure Upper: paralectotype, major (Rosario de Santa Fe, Argentina; only tentatively associated with lectotype minor). Lower: lectotype, minor (Buenos Aires, Argentina). Scale bars = 1 mm.