HEAD
beard entirely yellow in male; in female, yellow dorsally, at base of proboscis with a few black hairs, which are contiguous with the black hairs on the lower part of mystax hairs underneath the proboscis yellow in male, black in female palpal hairs hairs on first segment yellow in male, black in female; hairs on second segment black in both sexes
mesonotum evenly covered with long yellow hairs, about two-thirds of which are recumbent, and one-third erect; these hairs increase slightly in length on posterior calli tuft of hairs in front of wings black tuft of hairs in front of haltere mostly yellow (a few are black) scutellar hairs black, medium length and slanted at about a 45 degree angle backwards on disk, long and erect on margin ground color of legs from a distance the ground color appears to be black, but when viewed with a dissecting microscope, from an angle the surface appears to be blue black, and when viewed directly, that is from right angles, with artificial light, it appears to be very dark reddish brown; the surface is also highly reflective and where yellow hairs are present on the tibiae, reflects these as reddish brown fore- and mid-tibiae in male, with yellow hairs posteriorly; black haired in female hind tibiae black haired hind femora in male, both dorsal and ventral surfaces with a weak line of scattered yellow hairs stretching from near base to about three-fourths way to apex; "knee" or apex entirely black haired
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