Pheidole pullula ^HNS Santschi, new status

Pheidole silvestrii var. pullula ^HNS Santschi 191 lb: 53.

Types Naturhist. Mus. Basel.

Etymology L pullula ^HNS, small dark one, allusion uncertain.

diagnosis Similar to bellatrix ^HNS, bison ^HNS, and napoensis ^HNS, differing from them and other tristis-gmup members as follows. Major: promesonotum large, descending to the metanotum through a nearly vertical face half as long as the basal face of the propodeum; antennal scrobe present; posterior third of dorsal head surface smooth; postpetiole from above cornulate; rugoreticulum present between eye and antennal fossa; strong, convex postpetiolar process present; anterior rim of pronotal dorsum carinulate, rest of promesonotum smooth and shiny.

Minor: semicircular carinulae cover promesonotum except for center, which is rugoreticulate. Measurements (mm) Lectotype major: HW 1.30, HL 1.54, SL 0.62, EL 0.16, PW 0.82. Paralectotype minor: HW 0.52, HL 0.56, SL 0.40, EL 0.08, PW 0.32.

color Major: body and mandibles medium reddish brown, other appendages reddish yellow. Minor: gaster light brown, rest of body light yellowish brown, appendages yellow.

range Recorded from Buenos Aires and Cordoba, Argentina.

Biology Unknown.

figure Upper: lectotype, major. Lower: paralectotype, minor. ARGENTINA: Buenos Aires. Scale bars = 1 mm.