11.012 BF186 - Psychidae - Psychinae - Psyche casta - Common Bagworm

11.012 BF186 - Psychidae - Psychinae - Psyche casta - Common Bagworm - (Pallas, 1767)

Adult Micro: CAT 2 - Confusion Species - Larval Case: C1 - Distinctive Species -

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- Rare / Uncommon / Scarce

Taxonomy: Micro >> Psychidae

Other Name/s: Common Sweep

ID Difficulty: amber

- care required in the identification process, as confusion with similar species is likely - quality photographs required.

ID pointers: The adult males are plain, dull brownish moths. The females are wingless and grub-like in appearance.

Distribution: (Last record: 02/11/2023 at Fairholmes ) - Despite being reported as common in Derbyshire (Harrison & Sterling 1988) it now appears to be uncommon in the recording area with only two records, 2022 & 2023, despite the national status being common. Both records refer to the larval case – no reports of adults.

Flight Period: May / June / July / - Larval cases can be found from August to May

Moth Activity: Nocturnal

*** Last updated on 24 February 2025 by TD ***

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Wingspan: 12-15mm

Food Plant: Grass, Lichens and decaying plant matter

Last Recorded Date: 02/11/2023

Last Recorded By: David Shenton

Last Recorded General Area: Fairholmes

No First Date Information Recorded

IMAGES BELOW:

Psyche casta (Larval case) – 21st September 2022 – Wyver Lane, Belper – Dave Evans

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