Tortricidae : Tortricinae
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Photo © Martin Greenland,  30/04/2014 - Acle: Constable Doles

Similar Norfolk Species
Brevicornutia pallidana
Sheep's-bit Conch
Approx Length (c. 6mm) Wingspan (9-12mm)
      
      
      
      
    
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Thyraylia nana
Birch Conch

(Haworth, 1811)968 / 49.133
=Cochylis nana
Norfolk status
Local.
Distinctive small species with grey/ochreous ground colour.

A fairly common and widely distributed species in England, Wales and Scotland.

Old records include six Victorian references from across Norfolk, and 1980's and 90's records from Hickling, Ringland, Aldeford, Bawdeswell, East Wretham, Bodney, Breckles heath and Kelling Heath.
Rather local in Norfolk with more records in recent years.

Recorded in 27 (36%) of 74 10k Squares.
First Recorded in 1874.
Last Recorded in 2021.
Additional Stats

Cochylidia implicitana  |  Cochylis roseana >

Determination
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
16/06/2021127TG20 - Norwich
16/06/2021228TF92 - Fakenham/Ryburgh
13/06/2021128TF92 - Fakenham/Ryburgh
12/06/2021128TF63 - Snettisham/Dersingham
09/06/2021128TF63 - Snettisham/Dersingham
Show Details | 1990 to 2020 | 2000 to 2020 | Graph Key
Express Record Thyraylia nana
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 9-12mm
Flight: May-June
Foodplant:   Downy Birch, Silver Birch
Nat Status: Common
Verification Grade:  Adult: 2
 Immature Adult
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Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ 2021. © James Wheeler - Norfolk Moths 2007 - 2021. Data © NOLA™ 2021
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