Hepialidae

0015 (ABH3.001) Orange Swift Triodia sylvina (=Hepialus), (Linnaeus, 1761)

KR00063

Great Staughton
Great Staughton
 Photo © Peter Bissell
Great Staughton
 Photo © Peter Bissell
 pre-2000
 2000-2009
 2010-2019
 2020-onwards
Small Example, Great Staughton
Small Example, Great Staughton
 Photo © Peter Bissell
Great Staughton
Great Staughton
 Photo © Peter Bissell
Great Staughton
Great Staughton
 Photo © Peter Bissell
Hemingford Grey
Hemingford Grey
 Photo © Nick Greatorex-Davies
Hemingford Grey
Hemingford Grey
 Photo © Nick Greatorex-Davies
Earith
Earith
 Photo © David Griffiths
Earith
Earith
 Photo © David Griffiths


General Information

This moth flies later in the year than all the other swifts found in the UK.

 

Males are smaller and more brightly coloured than the females, with v-shaped white diagonal lines on an orange/brown forewing.

 

Flies from early dusk.

 

Pupates underground.

Overwinters as Overwinters as a larva.
Both sexes readily come to light, sometimes in numbers.

Forewing length: M 12-18mm F 15-26mm.
Foodplant(s): docks (Rumex spp.), Dandelion (Taraxacum officinale), Bracken (Pteridium aquilinum), herbaceous plants
Flying: One generation, late June-early September
UK Presence: Resident
National status: Common

Habitat

Gardens, roadsides, woodland rides, downlands and moorlands.

Regional Information

Recorded in 106 (39.3%) of the 270 2km squares of Huntingdonshire.

Last recorded in September 2019

Recorded date range (Adult): 03 June to 27 September

Recorded date range (Larva/Leafmine): 11 June to 11 June

Similar Species
 Photo © Peter Bissell
Common Swift Korscheltellus lupulina (=Hepialus lupulinus)
Female, Carmarthenshire
Female, Carmarthenshire
 Photo © Martin Lovell
Map-winged Swift Korscheltellus fusconebulosa (=Pharmacis) (=Hepialus)


Larva/Leafmine:
Larva Type:
Smooth
Colours:
yellow, white, brown
No. of Proleg Pairs:
5