Pheidole machetula , Wilson, E. O., 2003

Wilson, E. O., 2003, Pheidole in the New World. A dominant, hyperdiverse ant genus., Cambridge, MA, USA: Harvard University Press, pp. -1--1: 207

publication ID

20017

persistent identifier

http://treatment.plazi.org/id/2F5F1B8F-34C0-DC71-72C9-C2172A83EF39

treatment provided by

Donat

scientific name

Pheidole machetula
status

new species

Pheidole machetula  HNS  new species

Types Mus. Comp. Zool. Harvard.

Etymology Gr machetula  HNS  , little warrior.

DIAGNOSIS A small member of the diligens  HNS  group, similar to calimana  , cataractae  HNS  , demeter  HNS  , scimitara  HNS  , sicaria  HNS  , and tenuis  HNS  in various characters, differing as follows.

Major: small (HW 0.80 mm), with equilaterally triangular propodeal spines; antennal scape exceeds occipital corner by a little less than its own maximum width; head in full-face subrectangular, with nearly straight, parallel sides; carinulae on head do not extend posteriorly beyond eye level; in dorsal-oblique view, mesonotal convexity prominently lobose, its rounded apex directed posteriorly. Minor: propodeal spines equilaterally triangular; occiput narrowed but lacking nuchal collar. Measurements (mm) Holotype major: HW 0.80, HL 0.86, SL 0.72, EL 0.18, PW 0.46. Paratype minor: HW 0.46, HL 0.56, SL 0.64, EL 0.14, PW 0.30. COLOR Major: body concolorous medium brown, legs light brown.

Minor: very dark, almost blackish brown; in some but not all minors, the mandibles, trochanters, and tarsi are clear yellow.

Range Known only from the type locality.

BIOLOGY The type colony was found in a gap in mature rainforest, nesting in bare clay soil.

figure Upper: holotype, major. Lower: paratype, minor. PERU: Cuzco Amazonico, 15 km northeast of Puerto Maldonado, Madre de Dios (Stefan Cover and John E. Tobin). Scale bars = 1 mm.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Formicidae

Genus

Pheidole