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Six-belted Clearwing
Bembecia ichneumoniformis ([Denis & Schiffermüller], 1775)
Sesiidae: Sesiinae
382 / 52.014
Photo © Nick Owens,  Weybourne 12/07/13

Similar Norfolk Species: None
Forewing: 9-12mm.
Season: One generation. June-Aug.
Foodplant:   Common Bird's-foot-trefoil and Kidney Vetch.
Nat Status: Nationally Scarce B
Verification Grade:  Adult: 2
Norfolk Status
Diagnostic features include six yellow bands on the abdomen and orange scales on tip of central bar of forewing.
Overwinters as a larva June-May.

Coastal grassland, embankments, quarries, cliffs, etc, mainly chalk or limestone.

Rediscovered on the North Norfolk coast in 2007. Old record from 1823 by Curtis and Stephens at South Creake. (Unconfirmed record in early 1990's at Hillington)

Discovered at new west Norfolk coastal and inland sites in 2009, with further sites discovered in recent years. VC27 inland records first recorded at Strumpshaw Fen in 2018/19, and Norwich in 2019.
With the increased use of lures, this species is apparently quite widespread and can be found at most suitable locations where the food-plants grow.

Pheromone attractants: api.
Pheromone activity day times: 8:00-18:30, peak 9:00-13:00.
Anglian Lepidopterist Supplies



By Rob Edmunds

Recorded in 20 (29%) of 69 10k Squares.
First Recorded in 1823.
Last Recorded in 2019.

Latest 5 Records
Date#VC10k Area
04/08/2019128TF64 - Hunstanton
04/08/2019127TG10 - Wymondham/Cringleford
29/07/2019127TM09 - Attleborough
26/07/2019228TF60 - Downham/Fincham
16/07/2019128TF81 - Castle Acre/Litcham
Further info: Bembecia ichneumoniformis
 
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