Galiomyza beckeri (Strobl, 1909)
Whitish, upper-surface blotch, often 2-5 together. Pupation outside the mine.
Viola palustris, reichenbachiana.
Larvae in June-September (Pakalniškis, 1998b).
Not known from the Benelux countries (Fauna Europaea, 2007).
distribution within Europe
Austria and Lithuania (Fauna Europaea, 2007).
Reddish brown; rear spiraculum with 3 papillae, one of them elongated and pointed.
There is not much to differentiate this species from G. violiphaga.
Hering (1926b), Paklniskis (1989b), Paklniskis ao (2000a), Starý (1930a).