Geometridae : Larentiinae
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Photo © Stephen Youngs,  12/08/2018 - Pedders Way

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

(Linnaeus, 1758) 70.192/1867
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 64 (93%) of 69 10k Squares.
First Recorded in 1940.
Last Recorded in 2019.
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
16/05/2019128TL69 - Southery/Hilgay
16/05/2019327TG11 - Drayton/Swannington
16/05/2019128TL69 - Southery/Hilgay
14/05/2019127TG11 - Drayton/Swannington
13/05/2019327TG11 - Drayton/Swannington
Show Details | 1990 to 2018 | 2000 to 2018 |
Express Record Treble-bar
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Copyright © Jim Wheeler 2019
   

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Forewing: 19-22mm.
Season: 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™ 2019. © James Wheeler - Norfolk Moths 2007 - 2019. Data © NOLA™ 2019