Stigmacros occidentalis

AntWiki: The Ants --- Online
Jump to navigation Jump to search
Stigmacros occidentalis
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Formicinae
Tribe: Melophorini
Genus: Stigmacros
Species: S. occidentalis
Binomial name
Stigmacros occidentalis
(Crawley, 1922)

Stigmacros occidentalis casent0906280 p 1 high.jpg

Stigmacros occidentalis casent0906280 d 1 high.jpg

Specimen Labels

Synonyms

Stigmacros occidentalis, with small teeth on the side of the node, and Stigmacros clivispina, similar to the preceding but without teeth, are found in the Perth area and the jarrah forest south of Perth (Heterick 2009).

Photo Gallery

  • A tiny Stigmacros occidentalis worker found in leaf litter from the Pilbara region in Western Australia. Photo by Farhan Bokhari, 23 June 2012.

Identification

Keys including this Species

Distribution

Latitudinal Distribution Pattern

Latitudinal Range: -31.56666946° to -31.56666946°.

 
North
Temperate
North
Subtropical
Tropical South
Subtropical
South
Temperate

Distribution based on Regional Taxon Lists

Australasian Region: Australia (type locality).


Distribution based on AntMaps

AntMapLegend.png

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.

pChart

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.

pChart

Biology

Castes

Nomenclature

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

  • occidentalis. Acantholepis (Stigmacros) occidentalis Crawley, 1922c: 30 (w.) AUSTRALIA.
    • McAreavey, 1957: 44 (q.).
    • Combination in Stigmacros (Cyrtostigmacros): McAreavey, 1957: 44.
  • armstrongi. Stigmacros (Cyrtostigmacros) armstrongi McAreavey, 1957: 52, figs. 180-183 (w.q.) AUSTRALIA.
    • Junior synonym of occidentalis: Heterick, 2021: 18.

Type Material

Taxonomic Notes

Heterick (2021): An examination of ANIC type specimens for S. occidentalis and S. armstrongi reveals the two ants are identical. Stigmacros occidentalis is the senior name.

Description

References

References based on Global Ant Biodiversity Informatics

  • Taylor R. W. 1987. A checklist of the ants of Australia, New Caledonia and New Zealand (Hymenoptera: Formicidae). CSIRO (Commonwealth Scientific and Industrial Research Organization) Division of Entomology Report 41: 1-92.