Various widespread records.
Dry grassland, heathland and damp areas seem to be favoured.
Similar to other species of Caryocolum.
C. viscariella and dark forms of C. marmorea have similar coloration.
|Determination by Genitalia Examination (gen. det.) Required|
Recorded in 10 (14%) of 69 10k Squares.
First Recorded in 1874.
Last Recorded in 2020.