Scarce resident, primarily in the Brecks, and occasional migrant.
Dry chalky habitats.
C. Barrett [VCH 1901] "Pionea margaritalis, Fab. Recorded at Beachamwell
by Stephens and Curtis, but I
know of no recent captures here"
Recorded in 28 (41%) of 69 10k Squares.
First Recorded in 1884.
Last Recorded in 2020.