Pamphilius varius (Adinet-Serville, 1823)
alder web-spinning sawfly
on Alnus, Betula
leaf roll (after Viitasaari, from van Achterberg & van Aartsen)
parasite
Larvae in a leaf rolled in a cone.
host plants
Betulaceae, oligophagous
Alnus glutinosa, incana, viridis subsp. fruticosa; Betula pendula, pubescens.
distribution within Europe
synonyms
Pamphilius vafer auct.; P. depressus (von Paula Schrank, 1781)
references
van Achterberg & van Aartsen (1986a), Chevin (1984a), Haris (2012a), Hoop (1983a), Midtgaard (1986a), Pschorn-Walcher & Altenhofer (2000a, 2006a), Savina & Chevin (2012a), Savina, Liston, Boevé, ao (2013a), Shinohara (2003a), Taeger, Altenhofer, Blank, ao (1998a).