Languriidae Wiedeman 1823

Abstract

Prothorax with well developed lateral carina; side usually without well developed marginal processes or angularities. Pronotal disc with or without basal pits; with depressions. Procoxae rounded and separate; procoxal cavities externally open or closed; internally open or closed. Mesosternum with or without procoxal rests. Mesepimeron with or without distinct pit. Mesocoxal cavities closed laterally by sterna. Meso-metasternal articulation with either a double knob (Toraminae and most Cryptophilinae) or flattened, or button shaped. Metasternum with or without longitudinal line. Metendosternite with a broad stalk; most with basal plate transverse with well developed arms; with anterior tendons present (without in some flightless forms), approximate or distant.