Main: (Hepialidae / Hepialinae)
03.003 [B&F: 0018] Map-winged Swift (Korscheltellus fusconebulosa) (De Geer, 1778)

 

Local on moorland and heathland, and in open woodland and rough pastures throughout much of the British Isles. In Hampshire very local amongst Bracken, with strongholds in Crab Wood in vice-county 11 and Pamber Forest in vice-county 12; ). On the Isle of Wight, one on Luccombe Down in 2015 was the first record since the start of the 20th century.

Wingspan 32-50 mm. Distinguished from its congeners by the conspicuously barred cilia of fore- and hindwing (MBGBI Vol 1). Larva feeds within roots of Bracken, over-wintering twice, also found in areas where Bracken does not occur, where the foodplant may be Red Fescue.

Flightime guide
JFM AMJ JAS OND

Records Received By Year

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

Percentage of Total Records

Total records
Max Percentage: 0.0071319044
00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19

Phenology - Adult Records

Max records: 27
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
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