Pheidole micridris

The type specimen was collected from a “red rotten” log on the floor of terra firme forest. (Wilson 2003)

Identification
See the description in the nomenclature section.

Distribution
Only known from the type locality.

Distribution based on Regional Taxon Lists
Neotropical Region: Ecuador, Peru.

Castes
Only known from the major.

Nomenclature

 *  micridris. Pheidole micridris Wilson, 2003: 455, figs. (s.w.) PERU.

Description
DIAGNOSIS Unique, distinguished in the major by the very small size; circular head shape in full-face view; eyes set far forward in the head; raised promesonotum that drops through a long, steep face to the metanotum; conate postpetiole; restriction of carinulae to the frontal lobes and antennal fossae; and completely foveolate head and mesosoma.

Minor: unknown.

MEASUREMENTS (mm) Holotype major: HW 0.64, HL 0.64, SL 0.34, EL 0.12, PW 0.32.

COLOR Major: dark yellow, with gaster a shade darker of brownish yellow.



'''Figure. Unique holotype, major. Scale bars = 1 mm.'''

Type Material
PERU: Cuzco Amazónico, 15 km northeast of Puerto Maldonado, Madre de Dios, col. Stefan Cover and John E. Tobin.

Etymology
Gr micridris, small and knowing one.

References based on Global Ant Biodiversity Informatics

 * Fernández, F. and S. Sendoya. 2004. Lista de las hormigas neotropicales. Biota Colombiana Volume 5, Number 1.