Taxonomic history
| Smith, 1957b PDF: 161 (m.); Wheeler & Wheeler, 1953b PDF: 50 (l.). |
| Subspecies of Stenamma brevicorne: Forel, 1901j PDF: 347. |
| Raised to species: Creighton, 1950a PDF: 136. |
| Senior synonym of Stenamma impressum: Smith, 1957b PDF: 158. |
| See also: Snelling, 1973c PDF: 18. |
Found most commonly in these habitats: 6 times found in conifer forest, 3 times found in road edge in conifer forest, 5 times found in Riparian woodland around stream; mostly Acer grandidentata, abundant Rubus parviflorus in understory., 5 times found in oak woodland, 1 times found in by decaying vegetation and eucalyptus leaves in dry soil, 4 times found in chaparral, 2 times found in gambel oak woodland, 3 times found in mixed conifer/alder woods, 1 times found in second growth broadleaf forest and river edge, 1 times found in subalpine scrub, ...
Collected most commonly using these methods or in the following microhabitats: 25 times search, 12 times winkler, 7 times Bay Area Ant Survey (BAAS), 2 times Davis sifter, 1 times mixed, 1 times Winkler sample, one and a half mesh sacks filled
Elevations: collected from 2 - 2200 meters, 572 meters average
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