Tortricidae : Olethreutinae
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Photo © Gary White,  31/05/2014 - Ebridge

Similar Norfolk Species
Bactra furfurana
Mottled Marble
Approx Length (c. 10mm) Wingspan (11-20 mm.)
      
      
      
      
    
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Bactra lancealana
Rush Marble
(Hübner, 1799)1111 / 49.194
Norfolk status
Widespread.
Easily confused with other Bactra species.
Distinguished from B. furfurana by the crescent-shaped discocellular mark and the absence of a basal patch on the forewing. Unicolorous specimens can only be separated by examination of the genitalia.

Please note: Bactra lacteana
Discovered in Britain 1996. Specimens of Bactra lancealana showing two short blackish sub-apical streaks should be checked by reference to the genitalic structure.

Recorded in 53 (77%) of 69 10k Squares.
First Recorded in 1874.
Last Recorded in 2019.
Additional Stats

< Endothenia quadrimaculana  |  Bactra furfurana >

Determination
Bactra lancealana showing crescent-shaped discocellular mark
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
29/07/2019127TG23 - N.Walsham/Roughton
23/07/2019127TG10 - Wymondham/Cringleford
17/07/2019127TG10 - Wymondham/Cringleford
24/06/2019127TG14 - Sheringham
19/06/2019127TG04 - Blakeney/Cley
Show Details | 1990 to 2018 | 2000 to 2018 |
Express Record Bactra lancealana
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Copyright © Jim Wheeler 2019
   

Wingspan: 11-20 mm.
Season: Two Generations. Jun - Oct.
Foodplant:   Various rushes.
Nat Status: Common
Verification Grade:  Adult: 2
 Immature Adult
Further info: Bactra lancealana
 
UK Moths
Suffolk Moths
Essex Field Club
Hants Moths
Dorset Moths
Northumberland Moths
Somerset Moth Group
Yorkshire Moths
Svenska fjarilar
Lepiforum.de
NBN Atlas
Historic UK Distribution (pre 2013)
Moth Dissection UK

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Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ 2019. © James Wheeler - Norfolk Moths 2007 - 2019. Data © NOLA™ 2019
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