Small (5-12 mm) ovoid, usually dull-coloured beetles (Family Nitidulidae, Order Coleoptera) with knobbed anntenae, some have red or yellow spots or bands. They feed mainly on decaying vegetable matter, over-ripe fruit, and sap and are regarded as pestss.

Common species include the Picnic Beetle (Glischrochilus quadrisignatus), Dusky Sap Beetle (Carpophilus luqubris) and Strawberry Sap Beetle (Stelidota geminata).