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Species Page - Formica obscuriventris
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scientific name    Formica obscuriventris    

Prefer open wooded areas (Wheeler and Wheeler, 1963).

Found through May to September.

Workers are ~3.5-7.0 mm in length, with a red head, dark reddish brown thorax and a dusky red abdomen (Wheeler and Wheeler, 1963). Erect hairs are present on the hind tibia and cover all surfaces and the clypeus is box-like with deep pit-like fossae (Wheeler and Wheeler, 1963). The petiolar scale tapers inward form the crest and has a convex apex. (Wheeler and Wheeler, 1963).

life history
Not well known.

Not of concern.

diet info
Omnivorous, but predate heavily on insects; will also farm aphids.

From Southern Canada to New England but are found across North America (Wheeler and Wheeler, 1963). In Alberta are found in sandy soil forests of Opal and in wood areas in the south (Sharplin, 1966).

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Specimen Info
There are 7 specimens of this species in the online database
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Specimen List (7)


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