Muslin Moth (Diaphora mendica, (Clerck, 1759))

General Information
This species displays distinct sexual dimorphism, with the males light brown or grey and the females white. Both are sparsely speckled with black.

The male is nocturnal and the female diurnal.

Pupates in loose soil.
Overwinters as Overwinters as a pupa.
Both sexes readily come to light, sometimes in numbers.
Flies during the day

Forewing length: M 14-17mm. F 17-19mm.
Foodplant(s): docks (Rumex spp.), plantains (Plantago spp.), Red Dead-nettle (Lamium purpureum), herbaceous plants
Flying: One generation, May-early June
UK Presence: Resident
National status: Common

Habitat

Woodland, downland, riverbanks and hedgerows.

Regional Information

Recorded in 99 (36.7%) of the 270 2km squares of Huntingdonshire.

Last recorded in May 2024

Recorded date range (Adult): 24 March to 08 August

Recorded date range (Larva/Leafmine): 30 May to 24 September

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Photo © Peter Bissell

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2063 (ABH72.022) Muslin Moth Diaphora mendica, (Clerck, 1759)

KR10572