Browsing by Subject "Bacia amazônica"
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Habitat, morfologia branquial e osmorregulação das arraias de água doce da bacia amazônica (Elasmobranchii: Potamotrygonidae)
(Universidade Federal de São Carlos, UFSCar, Programa de Pós-Graduação em Ecologia e Recursos Naturais - PPGERN, , 29/08/2008)The relationship between functional morphology of the gills, osmoregulatory physiology, and habitats of the freshwater stingrays (family Potamotrygonidae) was investigated. Potamotrygonid gills have a rather unique external ...