46 
Psyche 
[February 
of R2+3, measured on a straight line from its base to the base of 
the fork, slightly more than half as long as R3; petiole of the 
media measured from the crossvein about an eighth its length 
longer than its anterior branch; the position of the radio-median 
crossvein as described above and nearly in line with the medio- 
cubital crossvein. Halteres yellow, the upper surface of the 
knob darkened. Length 2.75 mm. One specimen. 
Female. Like the male in coloring. The petioles of both 
radial and medial forks relatively slightly shorter. Fore basi tar- 
sus 0.7 as long as the corresponding tibia. One specimen. 
Slide mount of holotype and allotype in the Cornell Univer- 
sity collection. 
