The leaf and stem mines of British flies and other insects

(Coleoptera, Diptera, Hymenoptera and Lepidoptera)

by Brian Pitkin, Willem Ellis, Colin Plant and Rob Edmunds


Epermenia insecurella (Stainton, 1854)
[Lepidoptera: Epermeniidae]

Chalk-hill Lance-wing

Elachista insecurella Stainton, 1854. Cat. Brit. Tin.: 24.
Elachista dentosella
Stainton, 1851
Epermenia plumbeella
Rebel, 1915. Iris 29: 198.
Epermenia insecurella
(Stainton, 1854).

Leaf-miner: Small, full depth, irregular corridor mine. Older larvae live free on the plant (Bladmineerders van Europa).

Larva: The larvae of moths have a head capsule and chewing mouthparts with opposable mandibles (see video of a gracillarid larva feeding), six thoracic legs and abdominal legs (see examples).

Yellow; head and anal shield shining black, prothoracic shield yellow with a darker outer margin (Hering, 1962a) (Bladmineerders van Europa).

Pupa: The pupae of moths have visible head appendages, wings and legs which lie in sheaths (see examples).

Adult: The adult is illustrated in UKMoths. The species is included in

Hosts in Great Britain and Ireland:

Thesium humifusum Bastard-toadflax British Wild Flowers by John Somerville et al. Pitkin & Plant

Hosts elsewhere:

Thesium humifusum Bastard-toadflax British Wild Flowers by John Somerville et al. Bladmineerders van Europa

Time of year - larvae: Currently unknown.

Time of year - adults: Currently unknown.

Distribution in Great Britain and Ireland: Britain including Dorset, East Sussex, Flintshire, Hertfordshire, Isle of Wight, North Somerset and South Devon (NBN Atlas).

Distribution elsewhere: Widespread in continental Europe including Albania, Austria, Bosnia and Herzegovina, Bulgaria, Croatia, Czech Republic, French mainland, Germany, Hungary, Italian mainland, Lithuania, Macedonia, Poland, Romania, Russia - Central and South, Slovakia, Spanish mainland, Switzerland, Ukraine and Yugoslavia (Fauna Europaea).

NBN Atlas links to known host species:

Thesium humifusum

British and Irish Parasitoids in Britain and elsewhere: Currently unknown.

External links: Search the internet:

Belgian Lepidoptera
Biodiversity Heritage Library
Bladmineerders van Europa
British leafminers
Encyclopedia of Life
Fauna Europaea
NBN Atlas
NHM UK Checklist

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Last updated 18-Oct-2019  Brian Pitkin Top of page