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Species: Formica (rufa-group) densiventris   Viereck, 1903 

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Taxonomic History (provided by Barry Bolton, 2015)

Formica fusca var. densiventris Viereck, 1903: 74 (w.) U.S.A. Nearctic. AntCat AntWiki

Taxonomic history

Cole, 1954a PDF}: 90 (m.).
Junior synonym of Formica subaenescens: Wheeler, 1913i PDF: 504.
Revived from synonymy as subspecies of Formica fusca: Brown, 1947 PDF}: 7.
Raised to species: Creighton, 1950a PDF: 499.
Senior synonym of Formica spicata: Cole, 1954a PDF}: 89; Cole, 1955b PDF}: 50; of Formica rasilis: Mackay, Lowrie, et al., 1988: 114.

Specimen Habitat Summary

Found most commonly in these habitats: 2 times found in conifer forest, 2 times found in sparse ponderosa pine forest, 2 times found in pine forest, 2 times found in bare river terrace, abundant stones embedded in sand, lichens, 2 times found in mixed conifer/broadleaf riparian zone, 1 times found in lawn/conifer edge, 1 times found in lichen bald, conifer forest edge, 1 times found in clearing in scrub oak, 1 times found in meadow edge in conifer forest, 2 times found in coastal scrub, ...

Collected most commonly using these methods or in the following microhabitats: 29 times search, 1 times Thatched log stage 4, 1 times under rock

Elevations: collected from 5 - 3000 meters, 1198 meters average

Type specimens:

(-1 examples)

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