Tachyporus chrysomelinus sensu stricto

3.3-4mm. This small orange and black rove beetle is shaped like a teardrop. It is has a black head and red-orange pronotum. The elytra are predominently red but with some darkening at the base around the scutellum. The four bristles protruding from the sides of the elytra are long (longer than the width of the mid tibia). Three bristles on the hind margin of the eytra.

Other Tachyporus species. T. dispar is very similar but has four bristles along the hind margin of each elyton.

• second antennal segment slender
• head black, width less than the length of the pronotum
• pronotum orange-red
• elytra red, often with darkening at the base (around the scutellum and margin)
• four long lateral bristles on each elytron that are longer than the width of the mid tibia
• three bristles along the hind margin of the elytra

Unless identified by a recognised expert, photographic evidence is required and the specimen should be examined with a microscope. In the comments box, state the key or ID method used. Note the beetle's size and describe the identifying characters. It is advisable to retain the specimen in case further checks are needed.

In plant litter, moss, leaves etc, and on the soil surface.

All year round peaking between late February and May.

Predatory on small insects on the soil or on plants, especially aphids.

Common and widespread in Britain.

Common in Leicestershire and Rutland.