Tortricidae : Olethreutinae
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Photo © Allan Eaton,  22/5/20 Kessingland

Similar Suffolk Species
Dichrorampha acuminatana
Sharp-winged Drill
Dichrorampha simpliciana
Round-winged Drill
Approx Length (c. 7.5mm) Wingspan (10-15mm)
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Dichrorampha plumbagana
Silver-lined Drill

(Treitschke, 1830)1276 / 49.322

Morley’s Final Catalogue: Everywhere among millefoil. Ipswich electric lights (Pyett), Foxhall, in Monks Soham fly-trap in 1915, Southwold Somerleyton brick-field. Mildenhall (Mly), Brandon, Tuddenham and common on the Breck at Icklingham in August 1934

Recent Status: Currently a rare species in Suffolk.

Life Style: A single brooded species that comes to light flying from May till August. The larvae feed on the lower stem and rootstock of Achillea millefolium. They hibernate and pupate in the larval habitation.

Identification: A superficially plain species however this is a result of the deep ochre tipped brown scales over the entire wing that result in transverse striations basally. Paler markings are of white and there are black spots on the termen and broad plumbeous striae from the costa. The cilia are silver and grey. The male has a costal fold to one half. More Info

Determination by Genitalia Examination (gen. det.) Required

Recorded in 6 (10%) of 58 10k Squares.
First Recorded in 1915.
Last Recorded in 2021.
Additional Stats

Dichrorampha petiverella  |  Cydia nigricana >

List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
19/05/2021126TL77 - Mildenhall
22/05/2020125TM58 - Carlton Colville/Kessingland
21/05/2020125TM24 - Woodbridge/Martlesham
07/05/2020225TM13 - Brantham/Holbrook
25/05/2019125TM24 - Woodbridge/Martlesham
Show Details | 1990 to 2020 | 2000 to 2020 | Graph Key
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Copyright © Jim Wheeler 2021

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 10-15mm
Flight: June.
Foodplant:   Yarrow
Nat Status: Local
Verification Grade:  Adult: 4
 Immature Adult
Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ - Suffolk 2021. © James Wheeler - Norfolk Moths 2007 - 2021. Data © NOLA™ - Suffolk 2021
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