Geographical distribution of the records in ChryFaun for the four temporal quartiles shown as circles of 12.5 × 20 geographical minutes diameter. a 1900–1929 b 1930–1959 c 1960–1989 d 1990–2017.

  Part of: Wendorff A, Schmitt M (2019) Leaf beetle decline in Central Europe (Coleoptera: Chrysomelidae s.l.)?*. In: Schmitt M, Chaboo CS, Biondi M (Eds) Research on Chrysomelidae 8. ZooKeys 856: 115-135.