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Thyraylia nana
Birch Straw (Haworth, 1811)
Tortricidae: Tortricinae
968 / 49.133
Photo © Martin Greenland,  30/04/2014 - Acle: Constable Doles

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Similar Species
Sheep's-bit Straw
Brevicornutia pallidana
Wingspan: 9-12mm
Flight: May-June
Foodplant:   Downy Birch, Silver Birch
Nat Status: Common
Verification Grade:  Adult: 2
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 30 (41%) of 74 10k Squares.
First Recorded in 1874.
Last Recorded in 2023.

Latest 10 Records
Date#VC10kArea
21/06/2023227TG32East Ruston / Crostwight Heath
19/06/2023127TG10Bowthorpe
10/06/2023128TF83North Creake
10/06/2023127TG32Neatishead / Barton Broad
10/06/2023128TF52Terrington St Clement
10/06/2023128TF63Snettisham
20/08/2022127TG31Bure Marshes NNR
09/08/2022227TG10Bowthorpe / Earlham
17/06/2022127TG10Bowthorpe
04/06/2022128TF92North Elmham
Further info: Thyraylia nana
 
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