Tortricidae : Olethreutinae
  Prev | Next  
Photo © Mike Crewe,  MV trap, Sheringham

Similar Norfolk Species
Dichrorampha petiverella
Common Drill
Dichrorampha alpinana
Broad-blotch Drill
Approx Length (c. 7.5mm) Wingspan (13-15mm)
Upload a Photo
Dichrorampha flavidorsana
Narrow-blotch Drill

Knaggs, 18671275 / 49.319
Norfolk status
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 13 (18%) of 74 10k Squares.
First Recorded in 1994.
Last Recorded in 2021.
Additional Stats

Dichrorampha vancouverana  |  Dichrorampha alpinana >

List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
17/07/2021127TG11 - Drayton/Swannington
04/08/2020128TL78 - Hockwold/Weeting
01/08/2020128TF62 - King's Lynn/Dersingham
28/07/2020427TG10 - Wymondham/Cringleford
28/07/2020127TG10 - Wymondham/Cringleford
Show Details | 1990 to 2020 | 2000 to 2020 | Graph Key
Express Record Dichrorampha flavidorsana
We need your records!
Do you have records of Dichrorampha flavidorsana?
Put your own dot on the map!

Copyright © Jim Wheeler 2021

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  (4)
 Immature Adult

Photos Required | T-shirts | Data Policy | Cookies Policy
Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ 2021. © James Wheeler - Norfolk Moths 2007 - 2021. Data © NOLA™ 2021
We use cookies to personalise content and enhance your experience. By clicking OK or using this site, you consent to the use of cookies unless you disable them. Cookies Policy