Figure 4 from: 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. https://doi.org/10.3897/zookeys.856.32564

Figure 4 Number of records (blue columns) and number of reported taxa (species and subspecies -orange line) per decade between 1900 and 2009.