Vombisidris acherdos

Identification
A member of the bilongrudi group

Key to Vombisidris workers

Distribution based on Regional Taxon Lists
Indo-Australian Region: New Guinea.

Nomenclature

 *  acherdos. Vombisidris acherdos Bolton, 1991: 5, fig. 7 (w.) NEW GUINEA.

Worker
Holotype. TL 4.2, HL 1.00, HW 0.87, CI 87, SL 0.74, SI 85, PW 0.64, AL 1.18. Maximum diameter of eye 0.23 (0.26 x HW) and with 14 ommatidia in the longest row. Mandibles unsculptured. Sculpture of head capsule feeble, consisting of scattered short longitudinal rugulae dorsally; no rugoreticulum. Weak ground-sculpture present above the eye but head capsule otherwise mostly smooth. Subocular groove incomplete, running only from base of mandible to anterior angle of eye. Dorsal alitrunk evenly convex in profile, the propodeum sloping steeply so that the spines appear to be set low down. Mesonotum unarmed. Metanotal groove absent. Dorsal alitrunk with fine superficial sculpture only. Base of first gastral tergite unsculptured. Pilosity sparse and fine everywhere, the hairs acute; only one pair present on the sloping portion of the propodeal dorsum. Colour uniform dark brown.

Paratype. TL 4.4, HL 1.00, HW 0.85, CI 85, SL 0.74, SI 87, PW 0.64, AL 1.18. Maximum diameter of eye 0.24 (0.28 x HW). As holotype but slightly lighter in shade.

Type Material
Holotype worker, Papua New Guinea: 6 km NE Kundiawa, 5.59S, 144.56E, 19.vi.1980, 2000 m, no.4498, on low vegetation, montane forest (P. S. Ward). Paratype, one worker with same data as holotype.