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 outside of the mime
the frontal and posterior end of the puparium still below the epidermis
Broad upper surface corridors, sometimes almost a blotch. The larva can leave its mine and restart elsewhere. Frass hardly recognisable. Pupation within the mine.
In the botanical garden of Berlin also found on the extra-European Potamogeton drucei.
Mines found in August (Hering, 1925b).
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).
Hydrellia hydrocharitis Hering, 1925; H. xenophaga Hering, 1950.
Buhr (1933a), Hering (1925b, 1950a, 1957a), Huber (1969a), Kahanpää & Zatwarnick (2015a), Sønderup (1949a), Zatwarnicki (1988a).