|scientific name Formica opaciventris |
Inhabit a wide variety of environments, but in Alberta have been found once in the southern prairie in Warner County.
Found through May to September.
Workers are ~4.5-6.0 mm in length, with a red head and thorax with a black gaster (Wheeler and Wheeler, 1963). The occipital border of the head is heavily concave, the lower edge of the pronotum and fore coxae have long erect hairs and the gaster has hair on all segments (Wheeler and Wheeler, 1963).
Not of concern.
Omnivorous, but predate heavily on insects; will also farm aphids.
A rare species that is distributed from New Mexico to Alberta and Colorado to North Dakota (Wheeler and Wheeler, 1963).
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