Author: Kaisila, Jouko.
Title: Immigration and expansion der Lepidopteren in Finnland in den Jahren 1869-1960.
Description: Helsinki, 1962. 452 pp. 16 ills. Soft cover. (Soc. Entom. Fennica, Acta 18).

Keywords: Entomology Finland Scandinavia Butterflies Lepidoptera Entomologie Scandinavië Vlinders