Length: 2.6-3.2mm. Basic colour: black. Pattern: two elongate red spots towards front of elytra. Number of spots: 2. Pronotum: black, with brown margins in male only. Head colour: brown (male), black (female). Leg colour: brown. Other features: hairy; rather elongate; brown mouthparts.
Habitats: heathland and other dry habitats. Host plants: low-growing vegetation. Food: aphids. Overwintering sites: leaf litter, grass tussocks and the rosettes of perennial plants.