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Tuft of hair on gula present, situated behind head. Not present in Tetramorium tsushimae.
Found most commonly in these habitats: 12 times found in urban, 8 times found in shrub steppe, 6 times found in city, 5 times found in roadside, 1 times found in Recovering clearcut, 2 times found in backyard, 2 times found in in semi-damp exposed sandy soil, 1 times found in in wet clay, 1 times found in Pseudotauga Quercus forest, 4 times found in suburban, ...
Found most commonly in these microhabitats: 20 times under stone, 3 times foragers, 5 times sidewalk, 4 times on road, 2 times on flagstones, 2 times ants found under rock, 1 times active foragers on tree, ground, 2 times nest under stone, 1 times under exposed rock, 3 times strays, 4 times ground nest, ...
Collected most commonly using these methods: 57 times search, 24 times Bay Area Ant Survey (BAAS), 26 times hand collecting, 8 times direct collection, 1 times mixed, 2 times cookie bait, 1 times pan trap, 1 times Winkler, 1 times Davis sifter, 1 times Hand, 1 times observation, ...
Elevations: collected from 1 - 2140 meters, 533 meters average
Collect Date Range: collected between 1965-08-15 and 2020-05-17
Type specimens: Lectotype of Tetramorium caespitum immigrans: casent0913997
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Antweb is funded from private donations and from grants from the National Science Foundation, DEB-0344731, EF-0431330 and DEB-0842395. Fri Jun 05 13:09:21 PDT 2020.