Adults body length approximately 16 - 20 mm; forewings are reddish brown with a copper sheen on the outer two thirds and grey on the inner third; head and thorax gray and the posterior brown, with a coppery sheen.
"Pink and no spots". The larvae have a characteristic pink colour and are described as having "no spots". The "spots" are when larvae have sclerotised circles around the setae as occurs in Ephestia larvae
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