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Fox Moth
Macrothylacia rubi (Linnaeus, 1758)
Lasiocampidae: Lasiocampinae
1638 / 66.008
Photo © Jim Swalwell,  Roydon Common, 28/5/11

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Similar Norfolk Species: None
Forewing: M 22-26mm. F 26-31mm.
Flight: One generation. May-June.
Foodplant:   Heathers, Bilberry, Creeping Willow. Brambles.
Nat Status: Common
Verification Grade:  Adult: 1
Norfolk Status
Heathland, coastal and other grasslands, fen, open woodland, scrub.
The males fly in the afternoon, females tend to fly only at night.

The distinctive black/brown and tan very hairy caterpillars often occur in great profusion in the Autumn. Early instar larvae have distinct yellow rings.

Recorded in 28 (41%) of 69 10k Squares.
First Recorded in 1834.
Last Recorded in 2020.

Latest 5 Records
Date#VC10k Area
30/10/2020+28TL88 - Thetford
17/10/2020227TG42 - Hickling/Horsey
09/10/20205028TL98 - Brettenham/Harling
28/09/2020227TG42 - Hickling/Horsey
05/09/2020328TL98 - Brettenham/Harling
Further info: Macrothylacia rubi
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