Plant Parasites of Europe

leafminers, galls and fungi

Elachista dimicatella

Elachista dimicatella Rebel, 1903

Lepidoptera, Elachistidae


The mine begins a few mm below the leaf tip, and descends down to the ligula. In quite broad leaves only half of the width is used, but in narrower leaves the complete blade is mined, except for a few stripes here or there along the leaf margin. Frass in parallel strands. Pupation outside the mine.


Poaceae, oligophagous

Alopecurus pratensis; Anthoxanthum odoratum; Calamagrostis arundinacea, villosa; Dactylis glomerata; Deschampsia cespitosa; Holcus mollis; Milium effusum; Phleum alpinum; Poa alpina, chaixii; Sesleria caerulea, sadlerana subsp. tatrae.

Preference for Deschampsia cespitosa and Sesleriasadlerana (Buszko & Baraniak, 1989b).


Larvae found in end June, early July (Steuer, 1976a, Tatra).


Not known from the Benelux countries

distribution within Europe

From Germany and Poland to the Pyrenees, Italy, and Romania (Fauna Europaea, 2009).


Body contents yellow, integument colourless. Head, prothorax and anal shield very weakly sclerotised. Prothorax with two indistinct triangular plates, prosternum with an elongate sclerite, narrowed in the middle and weakly bifid anteriorly (Steuer, 1976a).


Mountain species.


Bidzilya, Budashkin & Zhakov (2016a), Buszko & Baraniak (1989b), Parenti & Varalda (1994a), Steurer (1976a, 1978a), Traugott-Olsen & Nielsen (1977a).


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