Metapone krombeini

Nothing is known about the biology of .

Identification
(In gynes & workers) Frons, cheeks, clypeus, promesonotal dorsum and sides of pronotum and petiole distinctly and regularly longitudinally or diagonally finely striate. Clypeal projection relatively a little shorter and narrower than in the alternative. Petiolar node relatively short and narrow. Apex of subpetiolar extension inclined posteriorly, broadly rounded (Micronesia, mainland New Guinea, New Britain, gyne and worker).

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

Nomenclature

 *  krombeini. Metapone krombeini Smith, M.R. 1947d: 76 (q.) NEW GUINEA.

Worker
Taylor and Alpert (2016) - General and diagnostic features as in original description (Smith, 1947) and figures. Similar to gynes from New Guinea and Micronesia of the smaller  Metapone truki, with differences itemised in the key to species above.

Queen
Taylor and Alpert (2016) - TL: 3.36, HL: 1.72, HW (across eyes): 1.22, CI: 71, CpL: 0.65, CpI: 38, WL: 2.84, PetL: 0.78, PetW: 0.62, PetH: 0.98, PpetL: 0.64, PpetW: 0.79, PpetH: 0.74, GW: 1.34.

General features as in original description (Smith, 1947) and Figs 71–75. Similar to gynes from New Guinea and Micronesia of the smaller  Metapone truki. The two species differ as specified in couplet 5 of the key to Melanesian species above. Colour dark brown, the gaster reddish-brown.

Type Material
Gyne: New Guinea, Milne Bay [10°S, 150°E].