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Dioryctria abietella
Dark Pine Knot-horn ([Denis & Schiffermüller], 1775)
Pyralidae: Phycitinae
1454 / 62.028
Photo © Lynnette Nicholson,  02/07/2021 - Cley

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Similar Norfolk Species
Spruce Knot-horn
Dioryctria schuetzeella
New Pine Knot-horn
Dioryctria sylvestrella
Wingspan: 27-33mm
Flight: June - August
Foodplant:   Scots Pine, Monterey Pine, Norway Spruce, Noble Fir, Douglas Fir
Nat Status: Common
Verification Grade:  Adult: 2
Norfolk Status
One of four similar Dioryctria species in Britain, very difficult to tell apart.
Fairly common over a wide range. Associated with pine.

D. abietella is rather dentated in its more dorsal portion of the sub-terminal line.

Recorded in 51 (69%) of 74 10k Squares.
First Recorded in 1884.
Last Recorded in 2021.

Latest 5 Records
Date#VC10k Area
18/09/2021128TF62 - King's Lynn/Dersingham
21/08/2021127TG23 - N.Walsham/Roughton
15/08/2021227TG11 - Drayton/Swannington
11/08/2021228TF90 - Watton/Shipdham
11/08/2021127TG41 - Acle/Hemsby
Further info: Dioryctria abietella
 
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