15.092 BF368 - Gracillariidae - Phyllocnistinae - Phyllocnistis unipunctella

15.092 BF368 - Gracillariidae - Phyllocnistinae - Phyllocnistis unipunctella - Poplar Maize-miner

Adult Micro: CAT 2 - Confusion Species - Leaf-miner: CAT A - Recorded accepted without the leaf or a photo -

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- Uncertain/Unknown - Insufficient Data - Leaf Miner

Taxonomy: Micro >> Gracillariidae

Other Name/s: Poplar Bent-wing

ID Difficulty: amber

- care required in the identification process, as confusion with similar species is likely - quality photographs required.
Confusion Species: One of three very similar phyllocnistis species

ID pointers: The upper surface of the mine has a snail-like trail which is long and winding with no frass visible and can cover the whole leaf. The egg is normally found under the leaf. The Mine shown in the photograph is on Populus nigra (Black Poplar). Also found on Populas italica (Lombardy Poplar) and Populus trichocarpa (Black Cottonwood). A tiny whitish moth, with some yellowish suffusion, with a distinct black spot near the wing apex, along with several brownish wavy lines.

Distribution: (Last record: 12/09/2024 at Belper ) - Nationally a common species – Derbyshire status uncertain/unknown due to so few records, but probably reasonable common on Populus species – Leaf Mines are recorded

Flight Period: January / February / March / April / July / September / October / November / December / - July then Sept-April (Hibernates)

Mine Period: June / July / August / - The upper surface of the mine has a snail-like trail which is long and winding with no frass visible and can cover the whole leaf. The egg is normally found under the leaf.

Wingspan: 7-8mm

Food Plant: Black Poplar, Lombardy Poplar

Last Recorded Date: 12/09/2024

Last Recorded By: Dave Evans

Last Recorded General Area: Belper

No First Date Information Recorded

Phyllocnistis unipunctella – Dave Evans

Phyllocnistis unipunctella – 12/09/2024 – Belper – Dave Evans

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