Vombisidris xylochos

Vombisidris xylochos
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Hymenoptera
Family:	Formicidae
Subfamily:	Myrmicinae
Tribe:	Crematogastrini
Genus:	Vombisidris
Species:	V. xylochos
Binomial name
Vombisidris xylochos Bolton, 1991 Specimen Labels

The types were obtained by pyrethrum fogging of forest tree.

Identification

A member of the dryas group

Keys including this Species

• Key to Vombisidris workers

Distribution

Distribution based on Regional Taxon Lists

Indo-Australian Region: Borneo (type locality), Indonesia, Malaysia.

Distribution based on AntMaps

Distribution based on AntWeb specimens

Check data from AntWeb

Countries Occupied

Number of countries occupied by this species based on AntWiki Regional Taxon Lists. In general, fewer countries occupied indicates a narrower range, while more countries indicates a more widespread species.

Estimated Abundance

Relative abundance based on number of AntMaps records per species (this species within the purple bar). Fewer records (to the left) indicates a less abundant/encountered species while more records (to the right) indicates more abundant/encountered species.

Nomenclature

The following information is derived from Barry Bolton's Online Catalogue of the Ants of the World.

• xylochos. Vombisidris xylochos Bolton, 1991: 7, figs. 10, 11 (w.) BORNEO (Brunei).
  • Type-material: holotype worker.
  • Type-locality: Brunei: Bukit Sulang, nr Lamunin, 20.viii.-10.ix.1982, BM1982-388, no. T17/1, pyrethrum fogging (N. Stork).
  • Type-depository: BMNH.
  • Status as species: Bolton, 1995b: 423; Pfeiffer, et al. 2011: 55; Xu & Yu, 2012: 1499 (in key).
  • Distribution: Brunei.

Unless otherwise noted the text for the remainder of this section is reported from the publication that includes the original description.

Description

Worker

Holotype. TL 3.4, HL 0.78, HW 0.74, CI 95, SL 0.52, SI 70, PW 0.56, AL 0.98. Maximum diameter of eye 0.16 (0.22 x HW) and with 10 ommatidia in the longest row. Cephalic dorsum densely reticulate-rugose everywhere. Subocular groove complete. Sides of head divergent behind the eyes. Metanotal groove broad in dorsal view, deeply impressed in profile; outline of propodeal dorsum distinctly humped behind metanotal groove. Alitrunk reticulate-rugose. Sides of mesonotum distinctly angular in dorsal view. Propodeal spines long. Petiole and postpetiole reticulate-rugose. Spiracle of petiole very close to articulation with alitrunk. Basigastral costulae short, spaces between them finely sculptured and opaque; remainder of gaster unsculptured. Hairs present on all dorsal surfaces, short thick and truncated apically. Colour uniformly yellow.

Type Material

Holotype worker, BRUNEI: Bukit Sulang, nr Lamunin, fogging, 20.viii-10.ix.1982, BM1982-388, no. T17/1 (N. Stork) (The Natural History Museum).

References

• Bolton, B. 1991. New myrmicine genera from the Oriental Region (Hymenoptera: Formicidae). Syst. Entomol. 16: 1-13. (page 7, figs. 10, 11 worker described)
• Jeenthong, T., Jaitrong, W., Tasen, W. 2023. A new species of the ant genus Vombisidris Bolton, 1991 (Hymenoptera: Formicidae: Myrmicinae) from Thailand. Tropical Natural History 23: 105-113.

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