Aethalopteryx is distinguished from close relatives Trismelasmos Schoorl, 1990, Acosma Yakovlev, 2011, Strigocossus Houlbert, 1916 and Azygophleps Hampson, 1892 by having cup-shaped antennae in both sexes, forewings with slight reticulated patterns and reduced arms in males gnathos and particularly genital structure of the females.
Medium sized moths. Male and female antennae cup-shaped; forewing elongate with slight reticular pattern, often with a spot in the costal area and spots in the postdiscal area; hindwing with indistinct reticular pattern.
Species are primarily found in east Africa with some distributed elsewhere in Africa or in the Arabian peninsula.
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