Pheidole alpinensis, Wilson, E. O., 2003

Wilson, E. O., 2003, Pheidole in the New World. A dominant, hyperdiverse ant genus., Cambridge, MA: Harvard University Press : 650

Pheidole alpinensis Forel, new status

Pheidole emeryi var. alpinensis Forel 1912g: 231.

Types Mus. Hist. Nat. Geneve.

Etymology Named after the type locality.

Diagnosis A large, reddish brown (major) or reddish yellow (minor) member of the tristis group with very prominent subangulate humeri, large subangulate postpetiolar node, small subpetiolar process, and weakly shagreened first gastral tergite, in both major and minor.

Close to tristis , and less similar to alpinensis , exarata , excubitor , germaini , grantae , obrima , rogeri , stulta , and zoster , differing in many details of body form, sculpturing, and pilosity, as illustrated, as well as in color.

Measurements (mm) Lectotype major: HW 1.74, HL 2.00, SL 0.84, EL 0.20, PW 0.86.

Paralectotype minor: HW 0.76, HL 0.84, SL 0.80, EL 0.14, PW 0.48.

color Major: concolorous reddish brown.

Minor: concolorous reddish yellow.

Range Known only from the type locality.

Biology Unknown.

figure Upper: lectotype, major. Lower: paralectotype minor. BRAZIL: Colonia Alpina, Teresiopolis, Rio de Janeiro. Scale bars = 1 mm.