Adult Thorax Morphology
Number of tibial spurs foreleg:
Number of tibial spurs midleg:
Number of tibial spurs hindleg:
Pretarsal claws are bifid.
From Scoble, 1992: "In the forewing, one or more branches of Rs may be absent. In the hindwing, the humeral vein may be present or absent and vein Sc+R1 diverges from Rs at the base."
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