Stigmacros inermis

Stigmacros inermis
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Hymenoptera
Family:	Formicidae
Subfamily:	Formicinae
Tribe:	Melophorini
Genus:	Stigmacros
Species:	S. inermis
Binomial name
	Stigmacros inermis; McAreavey, 1957 Specimen Labels

Identification

Heterick (2009) - The spiracular spines are more pronounced in some northern WA specimens of this ant. This is a rather large Stigmacros species. One queen in the Curtin Ant Collection measuring 5 mm.

Keys including this Species

Key to Stigmacros of the southwestern Australian Botanical Province

Distribution

Occurs throughout drier areas of WA and in inland NSW.

Latitudinal Distribution Pattern

Latitudinal Range: -31.56666946° to -31.56666946°.


North Temperate	North Subtropical	Tropical	South Subtropical	South Temperate

Source: AntMaps

Distribution based on Regional Taxon Lists

Australasian Region: Australia (type locality).

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.

Biology

Castes

Nomenclature

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

inermis. Stigmacros (Pseudostigmacros) inermis McAreavey, 1957: 24, figs. 76-78 (w.) AUSTRALIA.

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

Description

Type Material

Stigmacros (Pseudostigmacros) inermis McAreavey, 1957: Syntype, 10 workers, Nyngan, New South Wales, Australia, Armstrong, ANIC32-017858, Australian National Insect Collection.
Stigmacros (Pseudostigmacros) inermis McAreavey, 1957: Syntype, worker(s), Nyngan, New South Wales, Australia, Museum Victoria, Melbourne.

References

Heterick, B. E. 2009. A guide to the ants of South-western Australia. Records of the Western Australian Museum, Supplement 76: 1-206.
Heterick, B.E. 2021. A guide to the ants of Western Australia. Part I: Systematics. Records of the Western Australian Museum, Supplement 86, 1-245 (doi:10.18195/issn.0313-122x.86.2021.001-245).
Heterick, B.E. 2022. A guide to the ants of Western Australia. Part II: Distribution and biology. Records of the Western Australian Museum, supplement 86: 247-510 (doi:10.18195/issn.0313-122x.86.2022.247-510).
McAreavey, J. 1957. Revision of the genus Stigmacros Forel. Mem. Natl. Mus. Vic. 21: 7-64 (page 24, figs. 76-78 worker described)

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.