Entomologica Fennica is a journal publishing original research reports and reviews on all aspects of insects and other terrestrial arthropods in the Palaearctic region. This journal is published jointly by the Entomological Society of Finland, the Lepidopterological Society of Finland, the Societas Entomologica Helsingforsiensis and the Entomological Club of the Zoological and Botanical Society of Turku. The journal is supported by the Ministry of Education, Finland.