Tortricidae : Tortricinae
  Prev | Next  
Photo © Dave Appleton,  10/06/2012 - Woodcock Corner, Selbrigg

Similar Norfolk Species
Cochylis pallidana
Sheep’s-bit Conch
Approx Length (c. 6mm) Wingspan (9-12mm)
Upload a Photo
Cochylis nana
Birch Conch

(Haworth, 1811)49.133/968
Norfolk status
Distinctive species, diagnostic small size and grey/ochreous gound colour.

A fairly common and widely distributed species in England, Wales and Scotland.
Rather scarce in Norfolk with very few recent records.
A scattering of 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.

Recent records at Foulden Common (J.Wheeler, 2011) and Sheringham (F.Farrow, 2011)

Recorded in 22 (32%) of 69 10k Squares.
First Recorded in 1874.
Last Recorded in 2018.
Additional Stats

Cochylidia implicitana  |  Cochylis roseana >

List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
29/05/2018128TF81 - Castle Acre/Litcham
22/05/2018127TG21 - N.Norwich/Spixworth
04/07/2017227TG31 - Horning/Hoveton
01/06/2017127TG32 - Stalham/Catfield
27/05/2017127TG31 - Horning/Hoveton
Show Details | 1990 to 2018 | 2000 to 2018 |
Express Record Cochylis nana
We need your records!
Do you have records of Cochylis nana?
Put your own dot on the map!

More information click here OUT NOW
£18 plus p&p
Featured in...
Bird-dropping Tortrix Moths of the British Isles
by J.Clifton, J. Wheeler

Second Edition

More info...

OUT NOW: Only £18

Copyright © Jim Wheeler 2019

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 9-12mm
Season: May-June
Foodplant:   Downy Birch, Silver Birch
Nat Status: Common
Verification Grade:  Adult: 2
 Immature Adult
Share this page


Photos Required | T-shirts | Yahoo Group | Data Policy
Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ 2019. © James Wheeler - Norfolk Moths 2007 - 2019. Data © NOLA™ 2019