Main: (Psychidae / Naryciinae)
11.005 [B&F: 0179] Lichen Case-bearer (Dahlica lichenella) (Linnaeus, 1761)

 

Nationally scarce (Na) in parts of southern England, southern Scotland and Perthshire, probably overlooked elsewhere. In Hampshire known mainly from a handful of sites in the south of the county, including Havant Thicket and Emer Bog, and first reported in VC12 at Silchester Common in 2019. Not recorded from the Isle of Wight to date. Male unknown, female wingless. The adult moths are seen occasionally, but most records are of larval cases. Larva feeds on lichens growing on tree trunks, fence posts, old walls, various mosses and decaying vegetable matter, living within a movable case.

Flightime guide
StageJFM AMJ JAS OND
Adult
Larval

Records Received By Year

% of total records
Max records: 2
                                 
00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20

Percentage of Total Records

Total records
Max Percentage: 0.003521127
                                 
00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20

Phenology - Adult Records

Max records: 1
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Phenology - Larval Records

Max records: 2
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Distribution Map

Historical distribution at tetrad resolution
Click for density map

Record Density

As above but the larger the symbol, the greater the number of records
Click for distribution map

Detail records

SiteDateQuantityRecorderStage
VC11 South Hampshire
Havant Thicket (SU71)02-Mar-1980-Langmaid, JohnCase
Havant Thicket (SU71)05-Apr-1980-Langmaid, JR; Sterling, PHCase
Denny Wood, NF (SU30)1982-Langmaid, JR-
Beaulieu Road, NF (SU30)13-Mar-1982-Langmaid, JR; Sterling, DH; Sterling, PHCase
Emer Bog NR (SU32)18-Apr-1987-Langmaid, JR; Sterling, DH; Sterling, PHCase
Havant Thicket (SU71)08-Feb-1992-Langmaid, JR; Goater, B; Harper, MWCase
Havant Thicket (SU71)02-Apr-1995-Langmaid, JR; Parsons, MSCase
Havant Thicket (SU71)02-Mar-1996-Langmaid, JR; Heckford, RJCase
Havant Thicket (SU71)20-Mar-1996-Langmaid, JR; O'Keeffe, DCase
Emer Bog (SU32)24-Feb-1999-Elliott, Brian Case
Havant Thicket (SU71)16-Feb-2002-Langmaid, JR; Sims, IRCase
Rowlands Castle (SU71)16-Feb-2002-Langmaid, JR; Sims, IRCase
Ashurst Wood (SU30)15-Mar-2003oneLangmaid, JR; Heckford, RJ; Sterling, PHAdult
Rowlands Castle (SU71)17-Mar-2008oneLangmaid, John & Thirlwell, IanCase
VC12 North Hampshire
Silchester Common (SU66)17-Apr-2019eightHammond, Mark J.Larval tube

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