Vombisidris dryas

The type was collected from the trunk of a tree.

Identification
A member of the dryas group

Distribution based on Regional Taxon Lists
Indo-Australian Region: Borneo, Indonesia, Malaysia.

Nomenclature

 * . Vombisidris dryas Bolton, 1991: 7, fig. 8 (w.) BORNEO (East Malaysia: Sarawak).
 * Type-material: holotype worker.
 * Type-locality: Malaysia: Sarawak, 4th Division, G. Mulu N.P., Gn. Mulu trail to Camp 3, RGS Expd., x.1977, on tree trunk (D. Hollis).
 * Type-depository: BMNH.
 * Status as species: Bolton, 1995b: 423; Pfeiffer, et al. 2011: 55; Xu & Yu, 2012: 1499 (in key).
 * Distribution: Malaysia (Sarawak).

Worker
Holotype. TL 3.8, HL 0.84, HW 0.72, CI 86, SL 0.58, SI 81, PW 0.56, AL 1.02. Maximum diameter of eye 0.21 (0.29 X HW) and with 9-10 ommatidia in the longest row. Mandibles finely shagreenate. Subocular groove complete. Cephalic dorsum finely reticulate-rugose. Sides of head approximately parallel behind eyes. Metanotal groove very broad in dorsal view, markedly impressed in profile. Alitrunk reticulate-rugose, sides of mesonotum angular in dorsal view. Propodeal spines shallowly curved. Petiole and postpetiole with a fine rugoreticulum. Spiracle of petiole very close to articulation with alitrunk. Gaster unsculptured except for extremely short basigastral costulae. All dorsal surfaces of head and body with stout bluntly pointed pilosity. Colour uniformly yellow.

Type Material
Holotype worker, East Malaysia: Sarawak, 4th Division, G. Mulu NP, Gn. Mulu trail to camp 3, x.1977, RGS Expd, on tree (D. Hollis).

References based on Global Ant Biodiversity Informatics

 * Bolton B. 1991. New myrmicine genera from the Oriental Region (Hymenoptera: Formicidae). Systematic Entomology 16:1-13.
 * Pfeiffer M.; Mezger, D.; Hosoishi, S.; Bakhtiar, E. Y.; Kohout, R. J. 2011. The Formicidae of Borneo (Insecta: Hymenoptera): a preliminary species list. Asian Myrmecology 4:9-58