Current View: All Antweb
Change View
Cite this page

Citing AntWeb


To cite this page, please use the following:

· For print: . Accessed

· For web:

Species: Formica (rufa-group) obscuripes   Forel, 1886 

Download Data

See Also:

Formica obscuripes_cf, Formica obscuripes ravida

Taxonomic History (provided by Barry Bolton, 2017)

Formica rufa r. obscuripes Forel, 1886b PDF: xxxix (w.) U.S.A. Nearctic. AntCat AntWiki

Taxonomic history

Emery, 1893k PDF: 650 (q.m.); Wheeler & Wheeler, 1953c PDF: 165 (l.); Hung, 1969 PDF: 456 (k.).
Raised to species: Creighton, 1950a PDF: 492.
Senior synonym of Formica aggerans: Forel, 1914c PDF: 619; Creighton, 1940a PDF: 1; of Formica melanotica: Creighton, 1950a PDF: 492.
Material of the unavailable name Formica rubiginosa referred here by Creighton, 1940a PDF: 1.
See also: Weber, 1935 PDF: 165.


Nearctic Region: Alberta, Arizona, British Columbia, California, Colorado, Illinois, Missouri, Montana, New Mexico, Oregon, Pennsylvania, South Dakota, Utah, Washington, Wisconsin, Wyoming

Taxonomic Treatment (provided by Plazi)

Specimen Habitat Summary

Found most commonly in these habitats: 12 times found in shrub steppe, 1 times found in sagebrush, 6 times found in conifer forest, 5 times found in aspen forest, 0 times found in Pinyon-cedar woodland, 0 times found in Shortgrass prairie, 0 times found in oak woodland, 1 times found in lodgepole pine forest, 0 times found in Black oak dunes, 0 times found in Pasture, ...

Found most commonly in these microhabitats: 23 times thatch mound, 11 times thatch mound nest, 3 times large Formica thatch mound, 3 times ex thatch mound, 3 times nest under dead wood, 5 times mound nest, 4 times under dead wood, 4 times foragers, 5 times under stone, 2 times Formica obscuripes mound, 2 times nest in dead wood, ...

Collected most commonly using these methods: 90 times search, 0 times Thatched nest, 11 times hand collecting, 1 times under rock, 0 times Roadside, 0 times Thatch nest of pine needles, 0 times Thached nest, 0 times On sand by anthill, 0 times Thatched log, 0 times Grassy bench, 0 times open woodland, ...

Elevations: collected from 5 - 2920 meters, 1535 meters average

Type specimens: syntype of Formica obscuripes: casent0911081; syntype of Formica rufa obscuriventris melanotica: casent0905698

See something amiss? Send us an email.
Enlarge Map