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Species: Formica ravida   Creighton, 1940 

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Taxonomic History (provided by Barry Bolton, 2019)

Formica rufa subsp. ravida Creighton, 1940a PDF: 1, fig. 1 (w.q.m.) U.S.A. Nearctic. AntCat AntWiki HOL

Taxonomic history

[First available use of Formica truncicola integroides ravida Wheeler, 1913i PDF: 560; unavailable name.].
Formica ravida designated as first available replacement name and senior synonym of Formica tahoensis: Bolton, 1995b: 202.


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

Taxonomic Treatment (provided by Plazi)

Specimen Habitat Summary

Found most commonly in these habitats: 5 times found in pine/fir woodland, 7 times found in shrub steppe, 4 times found in pinyon pine woodland, 3 times found in riparian vegetation, 6 times found in sagebrush, 3 times found in low gambel oak scrub, 9 times found in ponderosa pine forest, 3 times found in sagebrush-riparian vegetation, 5 times found in Short grass prairie, 5 times found in on Amorpha canescens, tending Vanduzea trigusttata, ...

Found most commonly in these microhabitats: 9 times thatch mound, 3 times mound nest, 3 times thatch mound nest, 3 times ground foragers, 3 times foragers, 2 times nests under rocks in sand on stream bank, 2 times strays on ground, 5 times under stone, 1 times thatch nest around rock, 3 times ground nest, 1 times swarming on log, ...

Collected most commonly using these methods: 41 times search, 18 times hand collecting, 1 times direct collection, 1 times 15 pitfall traps installed in a 5 by 3 grid, 5 m between each trap.

Elevations: collected from 30 - 2865 meters, 1642 meters average

Type specimens: syntype of Formica rufa integra haemorrhoidalis: casent0905700

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