Tortricidae : Olethreutinae
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Photo © Mike Crewe,  MV trap, Sheringham

Similar Norfolk Species
Dichrorampha petiverella
Yellow-spot Yarrow Moth
Dichrorampha alpinana
Orange-spot Daisy Moth
Approx Length (c. 7.5mm) Wingspan (13-15mm)
      
      
      
      
    
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Dichrorampha flavidorsana
Orange-spot Tansy Moth

Knaggs, 18671275 / 49.319
=Narrow-blotch Drill

Norfolk status
Local.
Waysides, gardens and waste ground where Tansy grows. During warm late afternoons/evenings in June/July the moth can often be found at rest on the foodplant.

Similar to D. alpinana. Separated by genitalia dissection if not recorded on foodplant.

Flies occasionally in afternoon sunshine but is more active at dusk. Both flavidorsana and alpinana, are also attracted to wormwood (Artemisia absinthium) and may often be seen flying around this plant.

Verification Grade Comment: National Grade 4 - If recorded away from foodplant - Grade 4

Recorded in 15 (20%) of 74 10k Squares.
First Recorded in 1994.
Last Recorded in 2024.
Additional Stats

Dichrorampha vancouverana | Dichrorampha alpinana >

Determination
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10kGeneral Area
04/08/2024128TF83North Creake
30/07/2024128TF83North Creake
17/08/2023127TG20Norwich (Eaton)
15/08/2023127TG14Sheringham / Beeston
18/07/2022128TF92Great Ryburgh
Show Details | 1990 to 2023 | 2000 to 2023 | Graph Key
Express Record Dichrorampha flavidorsana
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 13-15mm
Flight: June - July. (Aug)
Foodplant:   Tansy
Nat Status: Nationally Scarce B
Verification Grade:  Adult: 2
 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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