Noctuidae: Xyleninae

2368 (ABH73.119) Crescent Helotropha leucostigma (=Celaena), (Hübner, [1808])

KR09857

Earith
Earith
 Photo © David Griffiths
Earith
 Photo © David Griffiths
 pre-1981
 1981-1999
 2000-2009
 2010-onwards


General Information

In addition to the normal form there is a well-marked variation, f. fibrosa, which is just as frequent, as well as several intermediate forms.

 

Pupates in leaf litter.

Overwinters as Overwinters as an egg.
Both sexes readily come to light, sometimes in numbers.

Forewing length: 14-17mm.
Foodplant(s): Yellow Iris (Iris pseudacorus), Great Fen-sedge (Cladium mariscus)
Flying: One generation, late July-September
UK Presence: Resident, Possible Immigrant
National status: Local

Habitat

Fens, marshes, riversides, margins of lakes and ditches.

Regional Information

Recorded in 27 (10%) of the 270 2km squares of Huntingdonshire.

Last recorded in August 2018

Recorded date range (Adult): 01 July to 10 September

Similar Species
ID confirmed by dissection, Great Staughton
ID confirmed by dissection, Great Staughton
 Photo © Peter Bissell
Common Rustic Mesapamea secalis
 Photo © Barry Dickerson
Ear Moth Amphipoea oculea
Ridsdale, Northumberland
Ridsdale, Northumberland
 Photo © Ian Fisher
Haworth's Minor Celaena haworthii

Local
Larva/Leafmine:
Larva Type:
Wrinkled
Colours:
Pink, brown, grey, black
No. of Proleg Pairs:
5