Distribution and Abundance:  Rather local.

Primary Habitat:  Woodland.

Flight Period:  Single brooded from May to July.

Localities:  Hazelborough Wood, Lings Wood, Spanhoe Wood and Easton Hornstocks.     

Observations:  In some localities the uniformly light greyish brown ab. obscura is as common as the typical form.  

L.O.N.:  1905. Sywell, near Kettering, Farming Woods. Not uncommon at treacle.

First Record:  1882, Hull & Tomalin.