24 



PROC. ENT. SOC. WASH., VOL. 23, NO. 1, JAN., 1921 



Allotype, male, Cat. No. 23086, U. S. N. M. 



A male and female specimen labeled "Col." All three speci- 

 mens in collection of U. S. National Museum. A male and 

 female from Royal Oak, B. C., May 19, 1917, R. C. Treherne, 

 are paratypes and were returned to The Canadian National 

 Collection at Ottawa, Canada. 



The two' specimens from Royal Oak, B. C., have the knobs of 

 the halteres blackish and the stems infuscated with a brownish- 

 yellow. 



FIG. 1 Calopelta fallax Greene, antenna. 



Actual date of publication February 10, 1921 



