Pseudorchestes persimilis (Reitter, 1911)

mine

The mine begins as a few short corridors in the leaf tip, running from the midrib to the leaf margin. There they coalesce into a blotch. The centre of the mine is somewhat inflated and coloured black by a strong accumulation of frass. Pupation in the mine, in a globular cocoon made out of secretion. The cocoon is situated in the frass-filled centre of the mine.

host plants

Asteraceae, oligophagous

Centaurea nigra; Dittrichia graveolens, viscosa; Pulicaria dysenterica, vulgaris.

phenology

Larvae in April-May (Scherf, 1964a).

BENELUX

Not known from the Benelux countries (Fauna Europaea, 2011).

distribution within Europe

From France to Slovakia; Iberian Peninsula, Italy (Fauna Europaea, 2007).

synonyms

Rhynchaenus persimilis

notes

The French subspecies P. persimilis gallicus (Dieckmann, 1959) lives on Dittrichia graveolens (Hering, 1957a).

references

Benedikt, Borovec, Fremuth ao (2010a), Caillol (1954a), Hering (1936b, 1957a), Morris (1993a), Scherf (1964a).

mod 26.iii.2019