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Species: Pheidole pilifera   (Roger, 1863) 

Download Data

Taxonomic History (provided by Barry Bolton, 2019)

Leptothorax pilifer Roger, 1863a PDF: 180 (w.) U.S.A. Nearctic. AntCat AntWiki HOL

Taxonomic history

Combination in Pheidole: Emery, 1895d PDF: 290.
Senior synonym of Pheidole pennsylvanica: Emery, 1895d PDF: 290; of Pheidole septentrionalis and material of the unavailable name Pheidole simulans referred here: Creighton, 1950a PDF: 186; of Pheidole artemisia, Pheidole coloradensis, Pheidole pacifica: Wilson, 2003A: 589.


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

Distribution Notes:



Sand prairie, sandy old field, or other sandy or other highly-drained, acid soil habitats (loess hills)


P. pacifica Wheeler (orig. comb. Pheidole xerophila subsp. pacifica Wheeler 1915B:404) (TL Pasadena & Lakeside) might be a distinct species.

Taxonomic Treatment (provided by Plazi)

Scientific Name Status Publication Pages ModsID GoogleMaps
Pheidole pilifera   Ward, P. S., 2005, A synoptic review of the ants of California (Hymenoptera: Formicidae)., Zootaxa 936, pp. 1-68: -1, (download) -1 21008
Pheidole pilifera   Wilson, E. O., 2003, Pheidole in the New World. A dominant, hyperdiverse ant genus., Cambridge, MA: Harvard University Press: 589-590, (download) 589-590 20017

Specimen Habitat Summary

Found most commonly in these habitats: 11 times found in Pinyon-cedar woodland, 3 times found in grassy slope, 6 times found in Black oak dunes, 2 times found in pinyon/juniper woodland, 2 times found in pinyon/juniper, burned, 5 times found in Mixed-canyon forest, 4 times found in Short grass prairie, 2 times found in riparian vegetation, 1 times found in grass, short oak scrub, 3 times found in Pine dunes, ...

Found most commonly in these microhabitats: 35 times under rock, 5 times under stone, 4 times nest in soil, 1 times at cookie bait, 1 times under stone and in soil, 1 times At nest, 1 times Two small craters~2 apart, 1 times 3 long crescentric crater in bare, fine sand at roadside, 1 times roadside, 1 times in garden, 1 times ground nest, ...

Collected most commonly using these methods: 10 times search, 3 times hand collecting, 1 times Pitfall, 1 times direct collection.

Elevations: collected from 40 - 2591 meters, 1863 meters average

Type specimens: cotype: casent0103147; Paratype: fmnhins0000062813, fmnhins0000062814, fmnhins0000062815, fmnhins0000077001; paratype of Pheidole pilfera artemisia: casent0901559, casent0901560; syntype of Pheidole pennsylvanica: casent0911221; syntype of Pheidole pilifera coloradensis: casent0904434, casent0904435; type of Leptothorax pilifer: focol1557, focol1558

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