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Species: Adelomyrmex tristani   (Menozzi, 1931) 

Download Data

Taxonomic History (provided by Barry Bolton, 2021)

Apsychomyrmex tristani Menozzi, 1931b PDF: 269, fig. 6 (w.) COSTA RICA. Neotropic. AntCat AntWiki HOL

Taxonomic history

Combination in Adelomyrmex: Kempf, 1972b PDF: 18
// Distribution


  Geographic regions (According to curated Geolocale/Taxon lists):
    Americas: Colombia, Costa Rica, Ecuador, Guatemala, Honduras, Mexico, Nicaragua, Panama
  Biogeographic regions (According to curated Bioregion/Taxon lists):

Distribution Notes:

Mexico to Colombia (type locality Costa Rica) (Fernandez 2003). Costa Rica: montane forests throughout country, becoming less common at lower elevations. Very common in Monteverde cloudforest; rare at La Selva. Material I have seen from Mexico is from cloud forest above 1800m.


Natural History:

Inhabits wet forest floor litter. Known from Winkler and Berlese samples.


Fern‡ndez C., F. 2003. Revision of the myrmicine ants of the Adelomyrmex genus-group (Hymenoptera: Formicidae). Zootaxa 361: 1Ð52.

Menozzi, C. 1931. Contribuzione alla conoscenza del "microgenton" di Costa Rica. III. Hymenoptera - Formicidae. Boll. Lab. Zool. Gen. Agrar. R. Sc. Super. Agric. 25:259-274.

Taxonomic Treatment (provided by Plazi)

Scientific Name Status Publication Pages ModsID GoogleMaps
Adelomyrmex   Fernández, F., 2003, Revision of the myrmicine ants of the Adelomyrmex genus-group (Hymenoptera: Formicidae)., Zootaxa 361, pp. 1-52: 5-6, (download) 5-6 20236
Adelomyrmex tristani   Fernández, F., 2003, Revision of the myrmicine ants of the Adelomyrmex genus-group (Hymenoptera: Formicidae)., Zootaxa 361, pp. 1-52: 30-33, (download) 30-33 20236 GoogleMaps

Specimen Habitat Summary

Found most commonly in these habitats: 19 times found in montane wet forest, 15 times found in cloud forest, 18 times found in cloud forest, mature but probably disturbed, some big trees, bordering road on steep slope, 11 times found in cloud forest edge, near dairy farm pasture, some big trees in rocky areas, probably disturbed primary or old second growth, on a steep slope, 2 times found in ridgetop cloud forest, oak trees, bamboo, 2 times found in wet cloud forest, 3 times found in wet forest, 2 times found in mature wet forest, 1 times found in oak/ostrya forest, 2 times found in riparian forest, cloud forest along stream, near dairy farm pasture, 2nd growth or disturbed primary, ...

Found most commonly in these microhabitats: 49 times ex sifted leaf litter, 16 times Hojarasca, 9 times ex sifted litter from forest floor, 2 times litter, 2 times sifted leaf litter, 1 times Hojarasca, pasture edge, 1 times wet cloud forest litter, 1 times sifted litter (leaf mold, rotten wood), 1 times litter sample, 1 times ex sifted litter, 1 times cloud wet moutain forest litter, ...

Collected most commonly using these methods: 33 times miniWinkler, 20 times Winkler, 11 times Malaise, 17 times Mini Winkler, 4 times maxiWinkler, 5 times Berlese, 2 times bait, 1 times sifting, 1 times direct collection.

Elevations: collected from 730 - 2250 meters, 1667 meters average

Collect Date Range: collected between 1985-08-05 and 2021-05-18

Type specimens: paratype of Adelomyrmex brevispinosus: casent0901018; syntype of Apsychomyrmex tristani: casent0913951

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