Tortricidae : Olethreutinae
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Photo © Brian Jones

Similar Suffolk Species
Pammene splendidulana
Drab Oak Piercer
Approx Length (c. 7mm) Wingspan (12-14mm)
      
      
      
      
    
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Pammene obscurana
Obscure Birch Piercer

(Stephens, 1834)1225 / 49.366

Morley’s Final Catalogue: Not listed.

Recent Status: A rare species in Suffolk.

Life Style: The moth has been found during April, May and June. They fly by day but will come to light. The larvae are believed to feed on Betula.

Identification: As the specific name implies this species is obscurely marked. The head and forewings are a dark fuscous marked with black. There are vague whitish costal marks and some plumbeous scales. A dorsal blotch is irregular white mixed fuscous but tends to show a double structure. An ocellus is evident with black dashes. Genitalia dissection is required for a record. More Info

Determination by Genitalia Examination (gen. det.) Required

Recorded in 3 (5%) of 58 10k Squares.
First Recorded in 2005.
Last Recorded in 2015.
Additional Stats

Pammene albuginana  |  Pammene fasciana >

Determination
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
22/05/2015125TM49 - Somerleyton/Beccles
22/05/2015325TM49 - Somerleyton/Beccles
22/05/2014125TM24 - Woodbridge/Martlesham
10/05/2007125TM46 - Minsmere/Leiston
23/04/2007125TM24 - Woodbridge/Martlesham
Show Details | 1990 to 2019 | 2000 to 2019 |
Express Record Pammene obscurana
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Copyright © Jim Wheeler 2020
   

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 12-14mm
Flight: May to June
Foodplant:   Birch (catkins)
Nat Status: Nationally Scarce A
Verification Grade:  Adult: 4
 Immature Adult
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Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ - Suffolk 2020. © James Wheeler - Norfolk Moths 2007 - 2020. Data © NOLA™ - Suffolk 2020
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