Nepticulidae : Nepticulinae
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Trifurcula immundella
Broom Pigmy

(Zeller, 1839)46 / 4.068

Morley’s Final Catalogue: Generally quite a common kind among broom, where it occurs at Brandon (Barrett).

Recent Status: A scarce species in Suffolk.

Life Style: A single brooded species flying from June to September. The larvae mine green bark of Cytisus. They pupate in a cocoon on the ground.

Identification: The moth is coarsely scaled with brown tipped whitish scales. The head tuft is slightly more ferruginous and the scape white. There are similar Trifurcula species so genitalia dissection is required for identification.
The larva mines downwards initially from an ovum that remains on a stem. They cross a vein and may then change direction. The mine becomes black the larva is green. More Info

Verification Grade Comment: Egg position essential to distinguish from Leucoptera spartifoliella

Determination by Genitalia Examination (gen. det.) Required

Mine: Either the leaf or a good photograph required

Recorded in 3 (5%) of 58 10k Squares.
First Recorded in 2003.
Last Recorded in 2021.
Additional Stats

Trifurcula cryptella  |  Trifurcula squamatella >

Determination
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
03/09/2021126TL78 - Brandon/Lakenheath
14/08/2021226TL78 - Brandon/Lakenheath
07/08/2021126TL78 - Brandon/Lakenheath
07/03/2020125TM24 - Woodbridge/Martlesham
19/12/2018125TM24 - Woodbridge/Martlesham
Show Details | 1990 to 2020 | 2000 to 2020 | Graph Key
Express Record Trifurcula immundella
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Copyright © Jim Wheeler 2021
   

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 6-8mm
Flight: July - August
Foodplant:   Broom
Nat Status: Local
Verification Grade:  Adult: 4  Mine: L
 Immature Adult
     
Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ - Suffolk 2021. © James Wheeler - Norfolk Moths 2007 - 2021. Data © NOLA™ - Suffolk 2021
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