%0 Journal Article %T Hysterothylacium rhamdiae sp.n., (Ascaridoidea: Anisakidae) from a Neotropical Catfish, Rhmdia sapo (Pisces: Pimelodidae) %A Brizzola %A Sandra M. %A Tanzola %A Ruben D. %J Mem¨®rias do Instituto Oswaldo Cruz %D 1995 %I Instituto Oswaldo Cruz, Minist¨¦rio da Sa¨˛de %R 10.1590/S0074-02761995000300008 %X a new species of hysterothylacium is described and figured. the nematodes were collected from the intestine of a neotropical catfish, rhamdia sapo, collected from its southernmost locality (napost¨˘ stream and sauce grande river, buenos aires province). the specimens resemble h. murrayense but differ in having a shorter spicules, in the number and distribution of papillae and the relative size of intestinal caecum ventricular appendix. %K hysterothylacium rhamdiae sp.n. %K anisakidae %K rhamdia sapo %K freshwater parasite %K argentina %K nematodes. %U http://www.scielo.br/scielo.php?script=sci_abstract&pid=S0074-02761995000300008&lng=en&nrm=iso&tlng=en