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Types Mus. Comp. Zool. Harvard.
diagnosis A member of the " bicarinataHNS complex" of the larger piliferaHNS group, comprising agricolaHNS, aureaHNS, bajaensisHNS, barbataHNS, bicarinataHNS, centeotlHNS, cerebrosiorHNS, defectaHNS, gilvescensHNS, macclendoniHNS, macropsHNS, marcidulaHNS, paiuteHNS, pinealisHNS, psammophilaHNS, vinelandicaHNS, xerophilaHNS, yaquiHNS, and yucatanaHNS; which complex is characterized by the large to very large forward-set eyes of both castes; and in the major, the occipital lobes lacking any sculpturing (except in aureaHNS); the posterior half of the head capsule almost entirely smooth and shiny; and the postpetiolar node seen from above oval, elliptical, or laterally angulate (cornulate in cerebrosiorHNS).
Major: yellow; occiput with narrow band of transverse rugulae, which do not extend all the way across the occipital lobes; propodeal spines blunt, equilaterally triangular; humerus subangulate in dorsal-oblique view; postpetiolar node elliptical when seen from above. Minor: clavate hairs present on promesonotal dorsum.
Measurements (mm) Holotype major: HW 0.84, HL 0.92, SL 0.50, EL 0.20, PW 0.40.
Paratype minor: HW 0.42, HL 0.48, SL 0.46, EL 0.12, PW 0.26.
Color Major: medium yellow, head slightly darker in shade than rest of body.
Minor: concolorous medium yellow.
Range Known only from the type locality.
Figure Upper: holotype, major. Lower: paratype, minor. TEXAS: 5 km northwest of Eldorado, Schleicher Co. (O. F. Francke). Scale bars = 1 mm.
Type specimens: Holotype: casent0172956