'Ditrysia' can also refer to...


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(subclass Pterygota, order Lepidoptera)

The suborder to which 95% of all moths and butterflies belong. The female bears an egg pore on abdominal segment 9/10, and a separate copulatory opening on segment 8 (in contrast with the monotrysian condition). The venation of the fore wing differs from that of the hind wing.

Subjects: Zoology and Animal Sciences.

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