Neolepidoptera (/ˌniː.oʊˌlɛpɪˈdɒptərə/) is a clade within Myoglossata in suborder Glossata of order Lepidoptera, the butterflies and moths.

[1] They differ from other Myoglossata in the larval stage abdominal prolegs, pupal morphology, and the mandibles are reduced in area.

[2] The prolegs have muscles and apical hooklets.

The reproductive organs have two openings.

[3] The pupae are "incomplete or obtect.