TY - JOUR T1 - Activity and ecological distribution of the slug, Arion subfuscus (Draparnaud) (Stylommatophora, Arionidae) JF - American Midland Naturalist Y1 - 1978 A1 - Beyer, WN A1 - Saari, DM SP - 359 EP - 367 VL - 100 ER -