HENRY J. FRANKLIN. 



397 



segment only partly covered with yellow pile. Three specimens ; 

 Calgary and St. Albert, Alberta and San Bernadino County, Calif. 



Color Variattt 3. — Typical ca/ifornicus (above described). 



Color Variattt 4. — {B. dubius Cress.). Queen and worker like typi- 

 cal californicus, but with yellow pile more or less strongly mixed with 

 the black on the scutellum. Several specimens from California, Ore- 

 gon, Washington and Colorado. 



Color Variant 5. — Queen and worker like Color Variant 4, but with 

 scutellum well covered with yellow pile, so as to have a definite black 

 interalar band, and with yellow pile extending down some distance on 

 the pleura, in front of the wings, and with basal segment of abdomen 

 covered with yellow. Two specimens ; queen from Vancouver and 

 worker from Magdalena Mountains, New Mexico. 



Color Variant 6.^{B. cotisanguitieus HandL). Queen like Color 

 Variant 5, but with basal middle of second and apical portion of third 

 dorsal abdominal segment bearing yellow pile. Three queens ; from 

 Vancouver and Colorado. 



Color Variant 7. — Queen like Color Variant 6, but with yellow on 

 pleura nearly reaching the bases of the legs. One specimen from 

 Vancouver. 



Color Variant 8. — Queen like Color Variant 7, but with thorax bear- 

 ing black pile only on the interalar band and abdomen with a rather 

 faint fringing of yellow hairs on the apical margin of the second dorsal 

 segment. One specimen from Pullman, Washington. 



Color Variant 9. — Queen like Color Variant 8, but with apical half 

 and extreme side margins of third dorsal abdominal segment covered 

 with yellow pile and with apical margin of the second segment strongly 

 fringed with yellow ; femora bearing considerable yellow hair. (In 

 general appearance, this color variant is strongly suggestive of B. fer- 

 vidus F.). One specimen from Pullman, Washington. 



Male Color Variant 1. — Like typical male, but with yellow pile on 

 pleura not nearly reaching bases of legs, and the fourth dorsal ab- 

 dominal segment bearing yellow pile only on its apical portion. Two 

 specimens from California. 



Male Color Variant 2. — Like the typical male, but with pleura of 

 thorax bearing yellow pile to bases of legs, scutellum and basal dor- 

 sal segment of abdomen covered with yellow pile and with only the 

 apical margins of dorsal segments four and five bearing yellow hair. 

 One specimen from British Columbia. 



Male Color Variant J.— Typical male (described above). Speci- 

 mens from California. 



Male Color Variant 4. — {B. consanguitieus Handl.). Like Male 

 Color Variant 2, but with dorsal abdominal segments four and iive 

 completely covered with yellow, with the basal middle of dorsal seg- 

 ment two and the apical margins of segments two and three bearing 



TRANS. AM. ENT. SOC, XXXVIII. 



