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Species: Formica difficilis   Emery, 1893 

Classification:
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Taxonomic History (provided by Barry Bolton, 2023)

Formica rufa subsp. difficilis Emery, 1893k PDF: 651, pl. 22, figs. 9, 14 (w.q.m.) U.S.A. Nearctic. AntCat AntWiki HOL

Taxonomic history

Raised to species: Wheeler, 1904f PDF: 305; Wheeler, 1904i PDF: 348
Senior synonym of Formica habrogyna: Cole, 1943a PDF: 389.
// Distribution

Distribution:

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

Specimen Habitat Summary

Found most commonly in these habitats: 2 times found in Black oak dunes, 1 times found in Pine grove, 1 times found in prairie glade, 0 times found in peripheral to cultivated cotton, 1 times found in piedmont woodland.

Found most commonly in these microhabitats: 1 times under rock, 1 times ex rotten log.

Collected most commonly using these methods: 0 times pitfall trap, 1 times search.

Elevations: collected at 175 m

Collect Date Range: collected between 1894-07-09 00:00:00.0 and 1990-04-28 00:00:00.0

Type specimens:



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