occurrence of trichodina heterodentata (ciliophora: trichodinidae) infesting tadpoles of rhinella pombali (anura: bufonidae) in the neotropical on trichodinid ciliophorans in brazil are scarce and generally do not use the modern silver-impregnation technique, which is essential to the taxonomy of the group. the present study reports not only on the first occurrence of trichodina heterodentata in brazil but also on the first record of this trichodinid infesting tadpoles of the species rhinella pombali. this study also constitutes a second report on t. heterodentata from tadpoles. in september 2007, tadpoles were collected from a str ...200919580885
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