Pomphorhynchus omarsegundoi Arredondo & Gil de Pertierra, 2010

Actinopterygii Gymnotus carapo Linnaeus ( Gymnotiformes, Gymnotidae) (type host). SI: middle and posterior intestine. SD: adult. L: Santa Fe Province: Colastiné River (31º40’S, 60º46’W). R: Arredondo and Gil de Pertierra (2010), Arredondo (2013). C: holotype (MACN-Pa 496/1), allotype (MACN-Pa 496/2) and paratypes (MACN-Pa 496/3–5; IPCAS A-81).