Wing length 10mm. The wings are well-marked and have several dark brown spots along the leading edge and an overall speckled appearance. The abdomen is dark brown with paler rings at the end of each tergite. The brown thorax has a fingerprint pattern where it joins the abdomen. The femora are pale brown with darker tips.

Good quality images showing the key ID features.

Woodland, especially those on calcareous soils.

Spring and early summer.

Relatively common and widespread.

Uncommon.