Thought they were restricted to the sonoran deserts
There just standing outside all sluggishly
Darker than P. occidentalis; nest and entrance to nest not even remotely as conspicuous as P. occidentalis.
Size: 7 - 8 mm
This patch of prairie will soon be destroyed for a new housing development....These ants are slightly larger, and darker than P. occidentalis. Nest was in middle of trail.
On top of a plateau overlooking the Gunnison River.