Hydrellia albifrons (Fallén, 1813)

on Hydrocharis, etc.

Hydrocharis morsus-ranae, Belgium, prov. Antwerp, Laakdal, de Roost, 5.ix.2021 © Carina Van Steenwinkel

mine initially a gallery

a blotch later

larva slender

larva outside of the mime

the frontal and posterior end of the puparium still below the epidermis

mine

Broad upper surface corridors, sometimes almost a blotch. The larva can leave its mine and restart elsewhere. Frass hardly recognisable. Pupation within the mine.

host plants

polyphagous

? Alisma plantago-aquatica; Hydrocharis morsus-ranae; Potamogeton.

In the botanical garden of Berlin also found on the extra-European Potamogeton drucei.

phenology

Mines found in August (Hering, 1925b).

BENELUX

Not known from the Benelux countries (Fauna Europaea, 2008).

distribution within Europe

From Scandinavia to the Iberian Peninsula and Italy, and from the UK to Hungary (Fauna Europaea, 2008).

larva

Green.

synonyms

Hydrellia hydrocharitis Hering, 1925; H. xenophaga Hering, 1950.

references

Buhr (1933a), Hering (1925b, 1950a, 1957a), Huber (1969a), Kahanpää & Zatwarnick (2015a), Sønderup (1949a), Zatwarnicki (1988a).