A local and scarce species of woodland. Adults rest by day on tree trunks and later come to light.

Note very similar to S. ambigualis and lacks the ochreous tinge of that species. Dissection is recommended.

Verification Grade Comment: Dissection needed

Recorded in 13 (9%) of 140 10k Squares. First Recorded in 1877. Last Recorded in 2021. (Data up to end 2022) Additional Stats

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