Distribution and Abundance: Local.

Primary Habitat: Woodland.

Flight Period: Single brooded in July and August.

Localities: Old Pastures, Boughton Park, Short Wood and Castor Hanglands.

Observations: The moth was common at light on 20 July 1990 under the large old parkland oaks in Yardley Chase. The more suffused forms do not seem to occur in the county. Twenty-two examples of the moth were taken at m.v. light on 23 July 2004 in Badby Wood representing a typical catch where the species is well established.

L.O.N.: 1907. Near Kettering, Weedon, Geddington Chase, Yardley Chase. Not uncommon on tree trunks.

First Record: 1859, Sturgess.