Usually smaller and less distinct than previous species.
Similar habitats to previous species and both may occur on same ground.
Identification requires referral to the genitalia.
Larval cases are also indistinguishable.
[MBGBI vol3 p306]
|Determination by Genitalia Examination (gen. det.) Required|
|Case: A good quality photo or specimen of the case and plant/pabulum and gen. det. of bred moth is
Recorded in 18 (26%) of 69 10k Squares.
First Recorded in 1957.
Last Recorded in 2019.