Platycampus luridiventris (Fallén, 1808)
on Alnus
Alnus glutinosa, Belgium, prov. Namur, RN Sclaigneaux, 17.x.2017 © Philippe Vanmeerbeeck: resting larva …
… and active
Alnus glutinosa, Belgium, prov. Hainaut, Celles, 2.ix.2016 © Stéphane Claerebout
Alnus glutinosa, Bremerbergbos, 20.ix.2016 © Hans Jonkman, det Leo Blommers
parasite
Oviposition in the petiole or midrib. Larvae sluggish, free at the undersides of the leaves.
host plants
Betulaceae, ? monophagous
Alnus glutinosa, incana, viridis.
References to Betula pendula; Corylus avellana are probably incorrect (Prous ao).
phenology
Univoltine. Larvae from late June until September or mid October. Hibernation as cocooned prepupa in the soil; pupation in April.
distribution within Europe
references
Beneš & Holuša (2015a), Chevin (1984a), Heitland & Pschorn-Walcher (2005a), Hoop (1983a), Prous, Liston, Kramp, ao (2019a), Pschorn-Walcher & Altenhofer (2000a), Pschorn-Walcher & Taeger (1995), Savina & Chevin (2012a), Schedl (1976a, 2003a), Stritt (1952a), Taeger, Altenhofer, Blank, ao (1998a).