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This genus includes one species in North America. It is medium in size, the
adult males have a black thorax and abdomen with narrow pale rings. The black
head is large for it's size with dark eyes. The hind-wing is clear with small
dark rounded basal spots.
Females are similar to males but the top of the thorax is golden brown and yellow
in coloration and the sides of the thorax has three pale areas. The abdomen
also being golden brown and yellow displays a black tip on it's last segment.
Female and juvenile males have a white face.
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