| redescription of rhabdochona (rhabdochona) acuminata (nematoda: rhabdochonidae) from freshwater fishes from patagonia (argentina), the geographical implications. | rhabdochona (rhabdochona) acuminata is redescribed from specimens parasitizing diplomystes mesembrinus (siluriformes: diplomystidae) and percichthys trucha (perciformes: percichthyidae) from the chubut river, patagonia, argentina. the present report is the first record of this nematode in d. mesembrinus; it also confirms p. trucha as host and patagonia as a region of distribution for r. (r.) acuminata. morphological features of the species were described using light and scanning electron microsc ... | 2002 | 12435134 |