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Species: Anochetus diegensis   Forel, 1912 

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Taxonomic History (provided by Barry Bolton, 2021)

Anochetus diegensis Forel, 1912d PDF: 29 (w.) COLOMBIA. Neotropic. AntCat AntWiki HOL

Taxonomic history

Senior synonym of Anochetus bierigi: Brown, 1964d PDF: 215.
See also: Brown, 1978c PDF: 614.
// Distribution


  Geographic regions (According to curated Geolocale/Taxon lists):
    Americas: Brazil, Colombia, Costa Rica, French Guiana
  Biogeographic regions (According to curated Bioregion/Taxon lists):

Distribution Notes:

Costa Rica to hylean South America. Costa Rica: southwestern lowlands.


Natural History:

Anochetus are presumably predators, using their snapping mandibles much like their larger relatives, Odontomachus. However, there are few direct observations.

A. diegensis is known from one collection in Costa Rica: Puntarenas: 19km S Ciudad Neily, 8¡29'N, 82¡58'W, 20m (J. Longino). Patch of lowland primary rain forest with trees being felled. Ex sifted leaf litter from forest floor.


Brown, W. L., Jr. 1978. Contributions toward a reclassification of the Formicidae. Part VI. Ponerinae, tribe Ponerini, subtribe Odontomachiti. Section B. Genus Anochetus and bibliography. Studia Entomol. 20:549-652.

Forel, A. 1912. Formicides neotropiques. Part I. Ann. Soc. Entomol. Belg. 56:28-49.

Specimen Habitat Summary

Found most commonly in these habitats: 8 times found in Rainforest, 1 times found in lowland wet forest, 1 times found in riparian dry forest, 2 times found in wet forest, 1 times found in 2nd growth veg., stream edge, 1 times found in dry forest, 1 times found in Narrow strip of riparian forest, surrounded by steep pastures, 1 times found in tropical dry forests, 1 times found in Fila El Viento, Bosque Seco, 1 times found in forest fragment, ...

Found most commonly in these microhabitats: 6 times ex sifted leaf litter, 7 times Ground strays, 1 times Ticoporo Forest Reserve. Dense second growth with few larger trees. Ex sifted le, 1 times ex sifted litter, 1 times sifted litter (leaf mold, rotten wood), 1 times litter, 1 times in soil, 1 times Ex hojarasca, 1 times Berlesate, leaf mould.

Collected most commonly using these methods: 8 times Winkler, 1 times Baited pitfall, 1 times Davis sifting, 1 times search.

Elevations: collected from 20 - 1050 meters, 289 meters average

Collect Date Range: collected between 1930-06-02 and 2018-08-29

Type specimens: syntype of Anochetus bierigi: casent0915155; syntype of Anochetus diegensis: casent0907418

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