1654 Figure of EightyTethea ocularis octogesimea 2002 Status Red Data Endangered Although widely distributed in South Derbyshire, this species is regarded as uncommon in the county. This species did not appear in Derbyshire with any degree of regularity until the 1960s. Current British status at 2002 is Endangered
On the wing from late May - July Food Plant - Aspen and other poplars