Pheidole lupus ^HNS new species

Types Mus. Comp. Zool. Harvard.

Etymology l lupus ^HNS, wolf.

diagnosis A member of the " jujuyensis ^HNS complex" of the larger fallax ^HNS group, comprising araneoides ^HNS, cuevasi ^HNS, durionei ^HNS, jujuyensis ^HNS, kugleri ^HNS, leonina ^HNS, leptina ^HNS, lucretii ^HNS, lupus ^HNS, paraensis ^HNS, punctithorax ^HNS, tijucana ^HNS, wallacei ^HNS, and wolfringi ^HNS. P. lupus ^HNS is distinguished as follows.

Major: antennal scape just reaches occipital corner; rugoreticulum on each side of head runs in a swath from eye to antennal fossa; carinulae extend no further than halfway from level of eye to level of occiput; in full-face view occiput and narrow zone running from it around midline foveolate; pronotal dorsal profile in dorsal-oblique view bilobate; propodeal spines small, equilaterally triangular; pilosity very dense and long, many hairs as long as Eye Length.

Minor: pilosity very dense and long, many hairs as long as Eye Length; propodeal spines reduced to denticles; occiput drawn into neck, with nuchal collar.

measurements (mm) Holotype major: HW 1.16, HL 1.28, SL 1.06, EL 0.24, PW 0.64. Paratype minor: HW 0.54, HL 0.74, SL 1.00, EL 0.20, PW 0.40.

color Major: body dark brown except for head anterior to eyes, which is medium reddish brown; mandibles medium reddish brown; other appendages yellowish brown.

Minor: body medium brown; appendages light brown except for tarsi, which are yellow.

Range Known only from the type locality.

Biology Unknown.

figure Upper: holotype, major. Lower: paratype, minor. PERU: Estacion Biologica de Cocha Cashu, Madre de Dios, 400 m (Diane W. Davidson). Scale bars = 1 mm.