Galerucella pusilla (Duftschmidt, 1825)
golden loosestrife beetle
Lythrum salicaria, Canada © Agriculture and Agri-Food Canada Archive
Full-depth corridor; frass in a central line. Corridor sides irregularly eaten out. The larva vacates the mine rather soon and continues living freely under the leaf, causing extensive window feeding.
Larvae mine in July (Hering, 1957a).
BE recorded (Fauna Europaea, 2007).
NE recorded (Beenen & Winkelman, 1993a; Fauna Europaea, 2007).
LUX not observed (Fauna Europaea, 2007).
distribution within Europe
From the Iberian Peninsula, Ireland and Norway to Mongolia (Cox, 2007a; Fauna Europaea, 2007; Warchalowski, 2003a).
After its introduction in North America, purple loosestrife has developed into a serious pest. For its biological control subsequently G. pusilla has been imported there.
Not considered a leafminer by Cox (2007a).
Beenen & Winkelman (1993a), Cox (2007a), Hering (1957a), Robbins (1991a), Sønderup (1949a), Steinhausen (1994a), Warchalowski (2003a).