Tachyerges rufitarsis (Germar, 1821)

Tachyerges rufitarsis: young larva and mine

Salix caprea, Belgium, prov. Namur: Cognelée © Jean-Yves Baugnée

mine

Oviposition in the leaf disk, hypophyllous, not in the midrib or a thick vein. Mine an upper-surface blotch, often oriented on the leaf nervature. Pupation in the mine, in a globular, yellow, cocoon.

host plants

Salicaceae, oligophagous

Populus alba, canescens, tremula; Salix caprea.

Populus tremula is the primary host plant (Rheinheimer & Hassler, 2010a).

phenology

Larvae in May-July (Scherf, 1964a). However, the must be a second generation, because the picture above was taken on November 13th.

BENELUX

BE observed (Curculionidae.be, 2010).

NE observed (Heijerman, 1993a).

LUX not observed (Fauna Europaea, 2007).

distribution within Europe

From Norway to Italy and from France to Roumania (Fauna Europaea, 2007).

pupa

Scherf (1964a).

synonyms

Rhynchaenus rufitarsis.

references

Benedikt, Borovec, Fremuth ao (2010a), Buhr (1933a), Caillol (1954a), Heijerman (1993a), Hering (1923a, 1930a, 1957a), Kleine (1924/25a), Rheinheimer & Hassler (2010a), Roques (1998a), Scherf (1964a), Vorst (2010a).

mod 26.iii.2019