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Species: Crematogaster laeviuscula   Mayr, 1870 

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See Also:

Crematogaster laeviuscula californica, Crematogaster laeviuscula clara, Crematogaster laeviuscula cubaensis

Taxonomic History (provided by Barry Bolton, 2016)

Crematogaster laeviuscula Mayr, 1870b PDF: 993 (w.) U.S.A. Nearctic. AntCat AntWiki HOL

Taxonomic history

Combination in Crematogaster (Acrocoelia): Emery, 1922c PDF: 141; in Crematogaster (Crematogaster): Buren, 1968b PDF: 92.
Status as species: Wheeler, 1919h PDF: 111; Creighton, 1950a PDF: 210.
Senior synonym of Crematogaster clara: Mayr, 1886d PDF: 463; Creighton, 1950a PDF: 210; Johnson, 1988: 322; of Crematogaster arborea: Smith, 1951c: 809 (provisional); Buren, in Smith, 1958c: 126.


Indomalaya Region: Indonesia
Nearctic Region: Arkansas, Florida, Louisiana, Mississippi, Missouri, New Mexico, Oklahoma, Texas
Neotropical Region: Mexico

Distribution Notes:



Habitat: Swampy to mesic, remnant, re-grown and even disturbed wooded areas, also edges of fens, ponds and streams. Nests are in decomposing wood and hollow plant stems.

Natural History: C. laeviuscula nests near the ground, most often in a moist, decomposing stump or log, but forages mostly above ground on plants and in tree canopies, traveling in columns up and down tree trunks for access. Sexuals are reared in early summer.

Specimen Habitat Summary

Found most commonly in these habitats: 3 times found in live oak woodland, 0 times found in Bottomland forest, 2 times found in postoak/grass parkland, 2 times found in juniper woodland, 0 times found in Mixed hardwood forest, 0 times found in Cottonwood-willow forest, 1 times found in dry cedar elm, 0 times found in Forest margin, 1 times found in Weedy field, 1 times found in leaf litter, ...

Found most commonly in these microhabitats: 6 times in Quercus virginiana, Crematogaster colony, with queen, in oak gall times oak scrub, along creek bed. 1415, 2 times lab colony, 3 times in mesquite, 3 times Railroad grade in urban/agricultural area. Row of mesquite and legume shrubs, de, 1 times Mesic woodland, large Pithecellobium trees, diverse understory of treelets and s, 2 times La huisache" [common name for thorny acacia], 1 times in rotten branch, 2 times in decayed orange trunk, 1 times ex sifted leaf litter, 1 times column on willow tree at night, ...

Collected most commonly using these methods: 5 times search, 0 times Under rock, 2 times Winkler, 1 times Dead branch, 0 times Under rotting log, 0 times Dry log, 0 times Feeding on green apple, 0 times Under rolling log, 0 times Foraging on roadside, 1 times Hollow stalk, 0 times In rotting log, ...

Elevations: collected from 5 - 1233 meters, 203 meters average

Type specimens: syntype clara: jtl055884; syntype laeviuscula: jtl055973; syntype of Crematogaster bicolor: casent0901443; syntype of Crematogaster lineolata laeviuscula clara: casent0902142

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