Έγινε μέλος στις: Ιουν 06, 2021 Τελευταία δραστηριότητα στις: Μάιος 16, 2023 iNaturalist Μηνιαίος Υποστηρικτής από Ιούνιος 2021
Retired zoologist (born 1949), based in Greifswald (north-eastern Germany), interested especially in faunistics and systematics of leaf beetles (Chrysomelidae s.l.), with focus on the Criocerinae.