3082 Luque, José L. Aguiar, Julio C. Vieira, Fabiano M. Gibson, David I. Santos, Cláudia Portes Zootaxa 2011 2011-10-28 3082 1 88 Baylis & Lane Baylis & Lane [287,623,463,489] Secernentea Gnathostomatidae Animalia Spirurida 42 43 Nematoda subFamily Spiroxyinae  Hosts and site of infection:  Astyanax altiparanae(intestine),  Cichla kelberi(body cavity, intestine),  Gymnotus carapo,  Gymnotussp.(intestine),  Pygocentrus piraya(body cavity, intestinal caecum, intestine, gall bladder),  Serrasalmus brandtii(body cavity, stomach, intestine).  Localities: Três Marias Reservoir, São Francisco River— MG; BaíaRiver—MS; Upper ParanáRiver— PR. References: Isaac et al. (2004), Pavanelli et al. (2004), Santos et al. (2009), Takemoto et al. (2009), Eiras et al. (2010). [226,980,699,723] MG Sao Francisco River 42 43 1 Bahia