Current View: All Antweb
Change View
Cite this page

Citing AntWeb


To cite this page, please use the following:

· For print:      Citation: AntWeb. Version 8.31. California Academy of Science, online at Accessed .

· For web:

Species: Forelius pruinosus   (Roger, 1863) 

Download Data

Taxonomic History (provided by Barry Bolton, 2020)

Tapinoma pruinosum Roger, 1863a PDF: 165 (w.) CUBA. Neotropic. AntCat AntWiki HOL

Taxonomic history

Senior synonym of Forelius testaceus: Cuezzo, 2000 PDF: 261; of Forelius analis: Ward, 2005 PDF: 9.


  Geographic regions (According to curated Geolocale/Taxon lists):
    Americas: Bahamas, Brazil, Colombia, Costa Rica, Cuba, El Salvador, Honduras, Mexico, Nicaragua, United States
  Biogeographic regions (According to curated Bioregion/Taxon lists):
    Nearctic, Neotropical

Distribution Notes:



Grassland or very open woodland with bare ground exposed, occasionally ruderal. Nests in soil or under rocks


Snelling list recognizes F. analis (André 1893) as distinct from F. pruinosus, and lists both from California (as does Cuezzo, 2000).



Taxonomic Treatment (provided by Plazi)

Scientific Name Status Publication Pages ModsID GoogleMaps
Forelius pruinosus   Guerrero, R. J. & Fernández, F., 2008, A new species of the ant genus Forelius (Formicidae: Dolichoderinae) from the dry forest of Colombia., Zootaxa 1958, pp. 51-60: 57-59, (download) 57-59 22407
Forelius pruinosus   Ward, P. S., 2005, A synoptic review of the ants of California (Hymenoptera: Formicidae)., Zootaxa 936, pp. 1-68: -1, (download) -1 21008

Specimen Habitat Summary

Found most commonly in these habitats: 43 times found in pine/oak dune woodland, 5 times found in desert, 11 times found in xerophyl scrub, 21 times found in on trail in pine/oak dune woodland, nest in soil, 19 times found in xeric dune scrub, 19 times found in nest in sand near turkey oak/longleaf pine, 14 times found in in sandy open area with longleaf pine & turkey oak, 0 times found in scrub/dune habitat, 7 times found in desert scrub, 11 times found in turkey/oak sandhill scrub, nest in sand, ...

Found most commonly in these microhabitats: 11 times under stone, 12 times under rock, 5 times nest under rock, 3 times at bait, 5 times nest in soil, 5 times ground nest, 3 times ground forager(s), 5 times ground forager, 3 times pitfall trap, 2 times foragers, 1 times crater nests in sand, ...

Collected most commonly using these methods: 28 times search, 19 times hand collecting, 33 times malaise trap, 16 times pitfall, 18 times direct collection, 5 times pitfall trap, 5 times general collecting, 2 times bait, 4 times peanut butter bait, 3 times hand collection, 3 times barrier trap, ...

Elevations: collected from 1 - 2438 meters, 1184 meters average

Collect Date Range: collected between 1929-09-11 and 2020-05-09

Type specimens: not part of type series: casent0915583; syntype of Tapinoma anale: casent0922449

See something amiss? Send us an email.