Pheidole obrima, Wilson, E. O., 2003

Wilson, E. O., 2003, Pheidole in the New World. A dominant, hyperdiverse ant genus., Cambridge, MA: Harvard University Press : 729

Pheidole obrima new species

Types Mus. Comp. Zool. Harvard.

Etymology Gr obrima , strong, mighty, alluding to large, robust bodies of both castes.

Diagnosis A large, brown member of the tristis group with yellow appendages, relatively short propodeal spines, bell-shaped postpetiolar node, prominent convex subpostpetiolar process, and overall weak sculpturing comprising scattered patches of carinulae and foveolae. Similar to alpinensis , excubitor , exarata , gaigei , germaini , godmani , grandinodus , grantae , rogeri , severini , stulta , tristis , and zoster , differing in many details of body form, sculpturing, and pilosity, as illustrated, and in color.

Measurements (mm) Holotype major: HW 1.68, HL 1.86, SL 0.84, EL 0.20, PW 0.82.

Paratype minor: HW 0.70, HL 0.74, SL 0.74, EL 0.12, PW 0.46.

Color Major: body medium reddish yellow, appendages reddish yellow.

Minor: head medium brown, rest of body yellowish brown, appendages light yellowish brown to dark yellow.

Range Known only from the type locality.

Biology Unknown.

Figure Upper: holotype, major. Lower: paratype, minor. VENEZUELA: Rancho Grande, 1100 m (R. W. Poole). Scale bars = 1 mm.