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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, 2017)

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, Maluku Utara
Nearctic Region: Arkansas, Florida, Louisiana, Mississippi, Missouri, New Mexico, Nuevo Leon, Oklahoma, Texas

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, 2 times found in postoak/grass parkland, 0 times found in Bottomland forest, 4 times found in coastal dunes, 3 times found in agricultural area, 2 times found in juniper woodland, 1 times found in mesic woodland, 1 times found in Weedy field, 2 times found in mesquite woodland, 0 times found in Cottonwood-willow forest, ...

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, 1 times ex sifted leaf litter, 1 times column on willow tree at night, 1 times strays, 2 times nest in dead stem, 2 times La huisache" [common name for thorny acacia], 1 times in rotten branch, 2 times in decayed orange trunk, ...

Collected most commonly using these methods: 5 times search, 0 times Under rock, 1 times Dead branch, 2 times Winkler, 0 times Under rotting log, 1 times Hollow stalk, 0 times In rotting wood, 0 times Log stage 3, 0 times Log stage 4, 1 times Berlese, 0 times On cottonwood tree, ...

Elevations: collected from 5 - 1233 meters, 201 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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