Bumblebee ID help please

Bumblebee ID help please

Observation - Bumblebee ID help please. Description: Bumblebee on crocus in afternoon sunshine. Brownish band near head, yellow and white tail which looked scruffy. Body mostly dark.

Bumblebee on crocus in afternoon sunshine. Brownish band near head, yellow and white tail which looked scruffy. Body mostly dark.