Bombus cullumanus Kirby, 1802

Bombus cullumanus are bumblebees with medium or large size (Lenght, queens: 17-21 mm; worker: 13-16 mm).

Predominantly, Boombus cullumanus is black and the last three red segments in the Pyrenean form, but yellow hairs interspersed collar and scutellum may occur.

Females interiors projections case of simple sting without prominences toward the
interior, and males, on the genitalia, leaflets have sickle and convergent penile and gonocoxitos
provided with an upper tooth.