Geometridae : Larentiinae
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Photo © Andrew Brown,  Old Costessey Queens Hills 29/05/18

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Similar Norfolk Species
Lesser Treble-bar
Aplocera efformata
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Treble-bar
Aplocera plagiata

(Linnaeus, 1758) 1867 / 70.192
Norfolk status
Common.
One of the larger Geometrids.
Many habitats.

Difficult to tell apart from the much less common Lesser Treble-bar.
Separated by differences in the abdomen (see next species for details)

Recorded in 65 (88%) of 74 10k Squares.
First Recorded in 1940.
Last Recorded in 2021.
Additional Stats

< Grey Pug  |  Lesser Treble-bar >

Determination
Treble-bar and Lesser Treble-bar abdomen comparison - J. Wheeler
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
01/10/2021127TG31 - Horning/Hoveton
30/09/2021527TG33 - Bacton
23/09/2021127TG04 - Blakeney/Cley
20/09/2021128TF63 - Snettisham/Dersingham
20/09/2021127TG10 - Wymondham/Cringleford
Show Details | 1990 to 2020 | 2000 to 2020 | Graph Key
Express Record Treble-bar
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Copyright © Jim Wheeler 2021
   

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Forewing: 19-22mm.
Flight: Two generations May-June. Aug-Sept.
Foodplant:   St John's-worts
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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