Bombus pensylvanicus (Apidae) in Colorado Springs. - Bombus pensylvanicus -
Colorado Springs, El Paso County, Colorado, USA August 22, 2005 Size: L = 21 mm
This queen was found on Monarda.
The center of the 2thx and of T1 is hairless or nearly so.
It ranges to the foot of the Rockies up to 6000 ft. Some authors spell it Bombus pennsylvanicus.