Definitions for "Inner margin"
Keywords:  forewing, hind, trailing, wing, tornus
The hind edge of the forewing.
The hind edge of a forewing.
The trailing margin of the forewing or that margin running closest to the abdomen or the hindwing is the inner margin. On the hindwing this margin is often called the anal margin. In moths which hold their wings roof-like over the body, the inner margin of the forewing is that margin running nearly parallel with but furthest from the substrate and has been called the dorsal margin.