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What features make owlflies similar in appearance to dragonflies?

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Lacewing — neuropteran Adult green lacewing (*Chrysopa* species).

Owlflies (family Ascalaphidae) are frequently mistaken for dragonflies due to their slender bodies and long, membranous wings.1

Despite these superficial similarities, owlflies can be distinguished from dragonflies by two primary features:
* Antennae: Owlflies possess heavy, clubbed antennae, whereas dragonflies do not.12
* Wing Position: When at rest, owlflies fold their wings over their bodies, a behavior that differs from the wing posture of dragonflies.1