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Species: Odontomachus brunneus   (Patton, 1894) 

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Taxonomic History (provided by Barry Bolton, 2018)

Atta brunnea Patton, 1894 PDF: 618 (w.) U.S.A. Nearctic. AntCat AntWiki HOL

Taxonomic history

Combination in Odontomachus: Emery, 1895d PDF: 268.
Junior synonym of Odontomachus insularis: Emery, 1895d PDF: 268.
Revived from synonymy and senior synonym of Odontomachus fuscus Stitz, 1925c PDF: Brown, 1976a: 103.


   (According to curated Geolocale/Taxon lists)
Nearctic Region: United States
Neotropical Region: Brazil, Colombia, Costa Rica, Cuba, Ecuador, Martinique, Mexico, Puerto Rico, Saint Vincent and the Grenadines, Suriname, Trinidad and Tobago
Palearctic Region: Georgia

Distribution Notes:

SE U.S. to Paraguay and Bolivia, W. Indies (brunneus in the sense of Brown 1976, which includes ruginodis).


J. Longino, 28 Mar 2011: I just reidentified the two Costa Rican records as O. laticeps. See further notes under O. laticeps.


Brown, W. L., Jr. 1976. Contributions toward a reclassification of the Formicidae. Part VI. Ponerinae, tribe Ponerini, subtribe Odontomachiti. Section A. Introduction, subtribal characters. Genus Odontomachus. Studia Entomol. 19:67-171.

Deyrup, M., J. Trager, N. Carlin 1985. The genus Odontomachus in the southeastern United States (Hymenoptera: Formicidae). Entomological News 96:188-195.

Patton, W. H. 1894. Habits of the leaping-ant of southern Georgia. American Naturalist 28:618-619.

Wheeler, W. M. 1905. The ants of the Bahamas, with a list of the known West Indian species. Bull. Am. Mus. Nat. Hist. 21:79-135.

Taxonomic Treatment (provided by Plazi)

Treatment Citation: Wild, A. L., 2007, A catalogue of the ants of Paraguay (Hymenoptera: Formicidae)., Zootaxa 1622, pp. 1-55

Odontomachus brunneus (PattonHNS 1894).

Literature records: “Paraguay” (s. loc.) (Brown 1976).

Odontomachus brunneusHNS is a North American species unlikely to be conspecific with South American forms. Name almost certainly refers to OdontomachusHNS sp. alw-01.

Specimen Habitat Summary

Found most commonly in these habitats: 10 times found in leaf litter, 0 times found in Sand Pine Scrub, 0 times found in Flatwoods, 0 times found in Bayhead, 4 times found in Pisonia-Tabebuia, 3 times found in dry forest, 2 times found in hardwood swamp, 0 times found in Scrubby Flatwoods, 2 times found in coastal scrub, 1 times found in riparian woodland, ...

Found most commonly in these microhabitats: 6 times under stone, 3 times leaf litter, 1 times nest on ground, 2 times ground forager, 2 times ex soil, 2 times ex sifted leaf litter, 1 times under rotten log, 1 times under log, 1 times turkey oak woods. Diurnal stray, 1 times tall forest, rocky soil, 1 times swampy riparian woodland; diurnal stray, ...

Collected most commonly using these methods: 12 times hand collection, 11 times Berlese, 4 times search, 3 times Winkler, 2 times Berlese, leaf litter, 1 times litter sample, 1 times along trail, 1 times at mercury vapor light, 1 times Berlese, litter at log w/Passalus.

Elevations: collected from 5 - 619 meters, 55 meters average

Type specimens:

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