2-3 mm. Head black with a yellow spot about the size of an eye, in front of each eye; distal segment of the mandibular palpi only blackened apically. Pubescence of the hind legs only reaching the posterior edge in the base third. 

Other Anacaena species.

High quality photos showing key features required. 

Wetland habitats, often in man-made ponds. 

All year, but mainly encountered from mid-April to November.

Common and widespread in Britain.

Common and widespread in Leicestershire and Rutland.