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Species: Solenopsis molesta   Emery, 1895 

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See Also:

Solenopsis molesta nr., Solenopsis molesta_cf, Solenopsis molesta_nr

Taxonomic History (provided by Barry Bolton, 2018)

Solenopsis molesta var. validiuscula Emery, 1895d PDF: 293 (q.) U.S.A. Nearctic. AntCat AntWiki

Taxonomic history

Combination in Solenopsis: Mayr, 1863a PDF: 407; in Solenopsis (Diplorhoptrum): Creighton, 1950a PDF: 237.


   (According to curated Geolocale/Taxon lists)
Nearctic Region: Canada, United States
Neotropical Region: Mexico

Distribution Notes:



Ubiquitous, often found in mounds of Formica spp.


The species in California, called by this name, may not be true S. molesta. Snelling's (2001) California list has S. validiuscula Emery, not S. molesta.

Taxonomic Treatment (provided by Plazi)

Specimen Habitat Summary

Found most commonly in these habitats: 1 times found in desert, 12 times found in oak woodland, 19 times found in shrub steppe, 5 times found in pine/oak woodland, 5 times found in grassland, 2 times found in sagebrush, 0 times found in Pinyon-cedar woodland, 0 times found in Shortgrass prairie, 5 times found in chaparral, 4 times found in sagebrush desert, ...

Found most commonly in these microhabitats: 51 times under stone, 2 times ground forager(s), 7 times nest under stone, 9 times under rock, 8 times sifted litter (leaf mold, rotten wood), 7 times sifted litter, 3 times nest in soil, 5 times ex sifted litter, 5 times ex sifted leaf litter, 1 times sifted leaf litter, 2 times sagebrush canyon and stream, ...

Collected most commonly using these methods: 78 times Search, 1 times Under rock, 19 times hand collecting, 14 times Winkler, 3 times pitfall trap, 5 times Bay Area Ant Survey (BAAS), 0 times Under stone, 0 times direct collection, 2 times hand coll., 5 times Davis sifter, 4 times 6L sifted litter, extracted in Winkler sack over 48 hours, ...

Elevations: collected from 5 - 2743 meters, 1219 meters average

Type specimens: syntype of Solenopsis debilis: casent0902336; syntype of Solenopsis molesta validiuscula: casent0904623

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