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Species: Aphaenogaster treatae   Forel, 1886 

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Current Valid Name:

Taxonomic History (provided by Barry Bolton, 2022)

Aphaenogaster treatae Forel, 1886b PDF: xl (w.q.m.) U.S.A. (New Jersey). Nearctic. Primary type information: Primary type material: lectotype worker (by designation of Mackay & Mackay, 2017: 425). Primary type locality: lectotype U.S.A.: New Jersey, Vineland [39°29′N 75°2′W] (M. Treat). Primary type depository: MHNG. Primary type specimen: CASENT0907701. Secondary type information: Secondary type material: 6 paralectotype workers, 3 paralectotype queens, 3 paralectotype males. Secondary type locality: same as for lectotype. Secondary type depository: MHNG. AntCat AntWiki

Taxonomic history

Lectotype designation: Mackay & Mackay, 2017: 425.
Combination in Aphaenogaster: Wheeler, 1913d PDF: 114
Status as species: Mayr, 1886d PDF: 443 (in key); Cresson, 1887 PDF: 260; Dalla Torre, 1893 PDF: 107; Emery, 1895d PDF: 302; Wheeler, 1904f PDF: 303; Wheeler, 1905j PDF: 383; Wheeler, 1906g PDF: 5; Wheeler, 1910a PDF: 565; Wheeler, 1913d PDF: 114; Wheeler, 1916r: 586; Emery, 1921c PDF: 60; Wheeler & Wheeler, 1934 PDF: 6 (redescription); Dennis, 1938 PDF: 284; Wesson & Wesson, 1940 PDF: 93; Buren, 1944a PDF: 285; Creighton, 1950a PDF: 153; Smith, 1951c PDF: 798; Carter, 1962a PDF: 6 (in list); Smith, 1979: 1363; DuBois & LaBerge, 1988: 138; Deyrup et al., 1989 PDF: 95; Wheeler et al., 1994 PDF: 302; Bolton, 1995b: 73; Deyrup, 2003 PDF: 44; Coovert, 2005 PDF: 51; MacGown & Forster, 2005 PDF: 71; Ellison et al., 2012: 233; Shattuck & Cover, 2016 10.11646/zootaxa.4175.1.2 PDF: 14; Deyrup, 2017: 51; Mackay & Mackay, 2017: 425 (redescription).

Taxon Page Images:

An Aphaenogaster treatae worker carries an aphid (Dixon Springs, Illinois, USA).
Image copyright Alex Wild. // Distribution


  Geographic regions (According to curated Geolocale/Taxon lists):
    Americas: 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)

Specimen Habitat Summary

Found most commonly in these habitats: 82 times found in deciduous forest, 42 times found in Black Belt Prairie, 14 times found in mixed forest, 9 times found in nest under litter at edge of trail on ridge in mixed mesic forest, 8 times found in pine-oak dune woodland, 8 times found in Black oak dunes, 6 times found in recently burned mature pine forest, 5 times found in in & under large fungus in upland hardwood forest, 5 times found in nest in sand/soil near lake at campsite in mixed forest, 5 times found in sloped hardwood forest by lake, ...

Found most commonly in these microhabitats: 0 times sweet fern, 2 times nest in sand, 2 times in sand, 1 times under bark, in soil, 1 times roots of hemmock, in sand and burnt leaf litter, 1 times floor litter.

Collected most commonly using these methods: 88 times pitfall trap, 65 times general collecting, 16 times bait, 7 times Berlese funnel, 0 times pitfall traps, 1 times pitfall, 2 times peanut butter bait, 2 times sifting litter, 2 times blacklight/sheet, 2 times direct collection, 1 times hand collected, ...

Elevations: collected from 82 - 213 meters, 147 meters average

Collect Date Range: collected between 1914-11-30 00:00:00.0 and 2020-04-07 00:00:00.0

Type specimens: labeled as “cotype” but not a true type as it is not from the type locality: casent0900414; Lectotype of Aphaenogaster treatae: casent0907701

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