Cárdenas, M.Q., Moravec, F. and Kohn, A. 2009. First record of Philometra katsuwoni (Nematoda, Philometridae), a parasite of skipjack tuna Katsuwonus pelamis (Perciformes, Scombridae), off South American Atlantic Coast. Biota Neotropica. 9, 2 (Jun. 2009).