The Clay (Mythimna ferrago) is a species of moth in the Noctuidae family.
This species is common throughout Britain, and often attracted to light. This species has a brown forewing, with a small white mark. The males have a large black mark the underside of the abdomen. This species flies from June till August.
Gallery[]
Clay Underside -http://www.flickr.com/photos/qwertyqwertyqwerty/
Clay Underside -- http://www.flickr.com/photos/qwertyqwertyqwerty/
The Clay is widespread in Britain