11.002 BF175  –  Psychidae –  Naryciinae – Narycia duplicella – White-speckled Bagworm – (Goeze, 1783) Adult Micro:  CAT 1 – Distinctive Species –       Larval Case:  C2 – Photo or specimen of larval case/plant required –       PDF Icon – click for General Verification Guidelines  |   PDF Icon – click for Specific Verification Guidelines
Black – Uncertain/Unknown – Insufficient Data   
Taxonomy:   Micro   >>  Psychidae  >> Naryciinae
ID Difficulty:  green  – easy to identify, generally distinctive and unlikely to be confused with other species.
ID pointers: The head is dark blackish-brown and forewings are also blackish-brown with scattered yellowish-cream markings often forming slight cross-bands.
Distribution:  (Last record: 5 June 2018 at Kings Newton )  –  Fairly common across Britain, and likely to be local in places throughout the county. Insufficient data.
Flight Period: June /  July /  –  June- July Photographed: Yes –  Photographed By: Will Soar  © All Rights Reserved
*** Last updated on 2 October 2025 by RP ***
Wingspan: 7-12mm
Food Plant: Algae on trees and fences etc.
Last Recorded Year: 2018
Last Recorded By – Will Soar
Last Recorded General Area – Kings Newton

Selected Images:  Kings Newton, June 2018 – photos by Will Soar

 
 


 

Distribution Map for Narycia duplicella

Found 1 records
    ↳ 0 from After 2025
    ↳ 0 from 2020 - 2024
    ↳ 1 from Before 2020
Flying
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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Bedrock Geology ** indirectly affects moth distribution by influencing the type of habitat and food plants available in an area. In turn, this may affect the types of moths that can thrive, or where they can most likely be found.


NBN Atlas UK Distribution for – Narycia duplicella

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Note – the NBN Atlas datasets are listed in the map below and vary in their currency (uptodateness) – however, the map does give a general indication of the moth's distribution across the UK.

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Monthly Records By Year: Narycia duplicella
( data includes both Larvae and Adult Stages )
No data returned from the database.

Monthly Counts By Year: Narycia duplicella
( data is based on 'Adult' stage records only. )


First/Last Recorded Dates: Narycia duplicella
Adult-only & Anything [Larvae, Pupae, Adult, Mines]

Shading shows moth presence between dates

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Recordings By Year: Narycia duplicella
( All data includes both Larvae and Adult Stages )
Annual Growth Rate (AGR): Narycia duplicella
AGR: 0%   |   Total % Change: 0%
Narycia duplicella
Insufficient records/data for an AGR analysis
Years Analysed: 2000 – 2025
Narycia duplicella
Insufficient records/data for a CUSUM analysis
Years Analysed: 2000 – 2025

Hectad (10kmx10km) Coverage: Narycia duplicella
( data includes both Larvae and Adult Stages )

Flight Periods – Indicative –vs– Recorded Data
Narycia duplicella
( data includes Adult Stage only )

Flight Period chart – the grey hatched area above, which can cross one or more months, pictorially represents the best guess we have for this moth's flight periods [month/s]. The coloured lines represent the actual months seen in flight, from site observation records received between 2020-2025.

Records Behind the Map and Charts - Narycia duplicella – 1 records available

Listed by Year - descending - scroll across to see all table columns

Site NameTetradDateCountStageSource
Main Street, Kings NewtonSK32Y05/06/20181Adultvc57_irecords_extract

 
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