Synonyms and other taxonomic changes
Bombus separatus
Bombus mormonorum
described in 1773 by De Geer, who originally placed it in genus Apis
Explanation of Names
The common name refers to the brown belt across the abdomen.
Author: DeGeer, 1773)
Size
queen: body length 21-23 mm
male: 15-19 mm
worker: 9.5-18 mm
Identification
Diagnostic characters include black wings, black head, low position of ocelli, short hairs on thorax, and brown hair at base of T2. See detailed description of queen and male at
discoverlife.orgRange
Quebec and Maine to Florida, and widely distributed in the west (except the southwest)
Internet References
common name reference; PDF doc (Committee on Common Names of Insects, Entomological Society of America)