Tortricidae : Olethreutinae
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Photo © Jim Swalwell,  Holme NWT, 21/6/14

Similar Norfolk Species
Bactra furfurana
Mottled Marble
Bactra lancealana
Rush Marble
Approx Length (c. 11mm) Wingspan (16-22mm)
      
      
      
      
    
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Bactra robustana
Saltern Marble

(Christoph, 1872)1112 / 49.197
Norfolk status
Usually found in saltmarshes around the coasts of southern and western England. Records also from Suffolk.

Similar to other Bactra, genitalia dissection may be required.

First confirmed Norfolk record at Sculthorpe Moor 11/07/09. (gen. det. male - J Clifton) Other confirmed records from Cley and Hindolveston.

Old Unconfirmed VC28 record. [JRL]

Weakly marked and unicolorous specimens can only be separated by examination of the genitalia.

Verification Grade Comment: Obscurely marked = Grade 4

Recorded in 9 (13%) of 69 10k Squares.
First Recorded in 2009.
Last Recorded in 2019.
Additional Stats

Bactra lacteana  |  Eucosmomorpha albersana >

Determination
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
19/06/2019127TG04 - Blakeney/Cley
12/06/2019227TG04 - Blakeney/Cley
11/09/2018127TG04 - Blakeney/Cley
27/08/2018127TG04 - Blakeney/Cley
03/06/2018128TF81 - Castle Acre/Litcham
Show Details | 1990 to 2018 | 2000 to 2018 |
Express Record Bactra robustana
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Copyright © Jim Wheeler 2019
   

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 16-22mm
Flight: June to July
Foodplant:   Sea Club-rush
Nat Status: Nationally Scarce B
Verification Grade:  Adult: 2
 Immature Adult
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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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