Distribution of native and exotic branchiobdellidans (Annelida: Clitellata) on their respective crayfish hosts in northern Italy, with the first record of native Branchiobdella species on an exotic North American crayfish. J Limnol [Internet]. 1999 Feb. 1 [cited 2025 Jul. 1];58(1):20-4. Available from: https://www.jlimnol.it/jlimnol/article/view/jlimnol.1999.20