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Species: Formica obscuripes   Forel, 1886 

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See Also:

Formica obscuripes_cf, Formica obscuripes ravida

Taxonomic History (provided by Barry Bolton, 2016)

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: Arizona, California, Canada, 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 Pasture, 2 times found in alpine meadow edge, ...

Found most commonly in these microhabitats: 23 times thatch mound, 10 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 foragers, 5 times under stone, 4 times under dead wood, 2 times Formica obscuripes mound, 2 times nest in dead wood, ...

Collected most commonly using these methods: 89 times search, 0 times Thatched nest, 11 times hand collecting, 1 times under rock, 0 times Roadside, 0 times Thached nest, 0 times Thatch nest of pine needles, 1 times Winkler, 0 times mound in brushy field, 0 times tending aphids on Chrysothamnus, 0 times With aphids on rabbitbrush, ...

Elevations: collected from 5 - 2920 meters, 1529 meters average

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

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