Distribution and Abundance: Very common.

Primary Habitat: General occurrence.

Flight Period: Single brooded in March and April.

Observations:  Melanics occur but are rare. The only example that I have seen is a female that emerged from a pupa that was dug up from the roots of elm at Warkton in 1975.

L.O.N.: 1907. Everywhere.Very common.

First Record:  1882, Hull & Tomalin.