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Yellow-legged Clearwing
Synanthedon vespiformis (Linnaeus, 1761)
Sesiidae: Sesiinae
374 / 52.012
Photo © Mike McCarthy,  06/07/2020 - Horsford

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Similar Norfolk Species
Currant Clearwing
Synanthedon tipuliformis
Six-belted Clearwing
Bembecia ichneumoniformis
Forewing: 10-12mm.
Flight: May-Aug.
Foodplant:   Pedunculate Oak.
Nat Status: Nationally Scarce B
Verification Grade:  Adult: 2
Norfolk Status
Like many of the clearwings was formerly considered scarce, but due to the increased availability of pheromone lures is apparently much more common and widespread than previously thought.
Open woodland, parks and hedgerows.
Breeds in oak stumps of 1-2 years of age.

Old records exist from Thetford Forest and the Kings Lynn area, with more recent records from East Norfolk.

Pheromone attractants: ves, (or ves+hyl, or ves+tab)
Pheromone activity day time: 12:00-19:00.
Anglian Lepidopterist Supplies

Recorded in 34 (46%) of 74 10k Squares.
First Recorded in 1899.
Last Recorded in 2021.

Latest 5 Records
Date#VC10k Area
24/08/2021327TG10 - Wymondham/Cringleford
21/08/2021327TG10 - Wymondham/Cringleford
19/08/2021527TG10 - Wymondham/Cringleford
18/08/2021327TG10 - Wymondham/Cringleford
15/08/2021227TG30 - Brundall/Cantley
Further info: Synanthedon vespiformis
 
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