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Species: Formica obscuriventris   Mayr, 1870 

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Taxonomic History (provided by Barry Bolton, 2020)

Formica truncicola var. obscuriventris Mayr, 1870b PDF: 951 (w.) U.S.A. Nearctic. Primary type information: Connecticut (Norton) (Naturhistorisches Museum Wien, Vienna; Berlin Museum für Naturkunde der Humboldt-Universität) [ CASENT0915637,; CASENT0915637, FOCOL2745; Naturhistorisches Museum Wien, Vienna (NHMW); Berlin Museum für Naturkunde der Humboldt-Universität (ZMHB). AntCat AntWiki HOL

Taxonomic history

Wheeler, 1913i PDF: 446 (q.m.).
Status as species: Creighton, 1950a PDF: 493.
Senior synonym of Formica dryas: Wheeler, 1913i PDF: 446.


  Geographic regions (According to curated Geolocale/Taxon lists):
    Americas: Canada, United States
  Biogeographic regions (According to curated Bioregion/Taxon lists):

Specimen Habitat Summary

Found most commonly in these habitats: 6 times found in coniferous forest, 6 times found in Aspen-lodgepole pine forest, 6 times found in Black oak dunes, 3 times found in sparse conifer woods, 3 times found in meadow edge in conifer forest, 5 times found in Deciduous shrub, 5 times found in Mixed montane forest, 3 times found in Deciduous thicket, 3 times found in mixed hardwood forest, 2 times found in Ponderosa pine forest, ...

Found most commonly in these microhabitats: 8 times under rock, 4 times under stone, 5 times under boulder, 1 times nest in dead wood, 3 times log stage 4, 3 times under thatched wood, 2 times foragers, 1 times under dead sage stem, 1 times thatch mound, 1 times stray foragers, 1 times nest under wood, ...

Collected most commonly using these methods: 14 times search, 1 times hand collecting, 1 times direct collection, 1 times hand collected, 1 times sweeping.

Elevations: collected from 450 - 3048 meters, 1970 meters average

Type specimens: Paratype: fmnhins0000062711, fmnhins0000062712, fmnhins0000062713; syntype (?) of Formica truncicola obscuriventris: casent0915637; syntype of Formica obscuriventris: casent0911083; type of Formica truncicola var. obscuriventris: focol2745

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