3082 Luque, José L. Aguiar, Julio C. Vieira, Fabiano M. Gibson, David I. Santos, Cláudia Portes Zootaxa 2011 2011-10-28 3082 1 88 Yorke & Maplestone Yorke & Maplestone [287,768,1104,1130] Secernentea Gnathostomatidae Animalia Spirurida 41 42 Nematoda subFamily Ancyracanthinae  Syn.:  Piavussunema schubartiKohn, Gomes & Motta Hosts and site of infection:  Leporellus vittatus(stomach),  Leporinus copelandii(stomach),  L. lacustris(intestine),  L. octofasciatus(intestine, stomach),  Schizodon borellii(intestine). Localities: Upper ParanáRiver— PR; Pirassununga—SP. References: Kohn et al. (1968), Gomes & Kohn (1970), Bührnheim (1976), Vicente & Pinto (1981), Vicente et al. (1985), Kohn & Fernandes (1987), Machado et al. (1996), Pavanelli et al. (1997, 2004), Moravec (1998), Guidelli et al. (2006), Takemoto et al. (2009), Eiras et al. (2010).