Morpurgo, M., Schuchert, P., Vorhauser, S. and Alber, R. (2020) “Occurrence of two distinct lineages of the freshwater jellyfish <em>Craspedacusta sowerbii</em&gt; (Hydrozoa: Limnomedusae) in Italy”, Journal of Limnology, 80(1). doi: 10.4081/jlimnol.2020.1974.