Pyralidae : Phycitinae
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Similar Norfolk Species
Delplanqueia inscriptella
Thyme Knot-horn
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Delplanqueia dilutella
Western Thyme Knot-horn

([Denis & Schiffermüller], 1775)1462 / 62.015
=Powdered Knot-horn
=Pempeliella dilutella

Norfolk status
Not thought to be present in Norfolk.

D. dilutella has now been split, and has a sister species D. inscriptella. Differences in the genitalia of both sexes were detected by Leraut (2001) and the species added to the British list in 2015 (D. Agassiz, Ent. Rec.127)

D. dilutella, ground colour grey, giving a bright appearance with a white sub-basal fascia.

Confirmed records from Cornwall, Ireland, Isle of Man and Scotland. Distribution is not completely known until more specimens have been determined.

Norfolk records of D. dilutella have so far all been determined as D. inscriptella.

Any suspected D. dilutella must be confirmed by Gen. Det. to be accepted.

Determination by Genitalia Examination (gen. det.) Required


Additional Stats

Uncinus obductella  |  Delplanqueia inscriptella >

Determination
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10kGeneral Area
Show Details | 1990 to 2023 | 2000 to 2023 | Graph Key
Express Record Delplanqueia dilutella
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Click Map for Details

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 18-23mm
Flight: June - July?
Foodplant:   Wild Thyme
Nat Status: Local
Verification Grade:  Adult: 4
 Immature Adult   [Show Flight Times]

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Underlying maps using Digital Map Data © NOLA™ 2024. © Lepidoptera UK - Jim Wheeler - Norfolk Moths 2007 - 2024. Data © NOLA™ 2024
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