Periscelididae are small flies, 3–4 mm long.

The head is distinctly broader than high and the cheek is broad and bulging posteriorly.

The costa is continuous (not interrupted), the subcosta is incomplete.

These 12 genera belong to the family Periscelididae: Data sources: i = ITIS,[9] c = Catalogue of Life,[10] g = GBIF,[11] b = Bugguide.net[12] Clusioinea (Clusiidae[13]) Agromyzoinea (Odiniidae+Fergusoninidae+Agromyzidae) Opomyzoinea (Opomyzidae+Anthomyzidae) Neurochaetidae+Aulacigastridae+Periscelididae Teratomyzidae Xenasteiidae Asteiidae Morphology of Diptera

This article related to members of the muscomorph flies superfamily Opomyzoidea is a stub.