1.Collected at Brentwood, Contra Costa County, Calif, USA (37.921160, -121.754260)
2. Collected 23 September 2019
3. School campus is surrounded by mostly grassland with some scattered oak trees and some active agricultural land nearby (crops are generally wheat and rapeseed)
4. Length (from head to gaster): 17mm; [worker ~8mm]
5. Color, hue, pattern and texture: Very dark brown head and thorax, orange-ish abdomen that gets darker in terminal abdominal segments. Worker is generally dark brown but the thorax is very slightly lighter in color compared to the head and abdomen.
6. Distinguishing characteristics: nothing noted
7. Distinguishing behavior: nothing distinguishing observed
8. Nest description: not observed
9. Nuptial flight time and date: not observed
[Images of ant]
[Images of nest]
[Images of habitat]