Parásitos gastrointestinales en pingüino de Humboldt (Spheniscus humboldti) y pingüino de Magallanes (Spheniscus magellanicus) en las costas del centro y centro sur de Chile

twelve parasitic necropsies were performed on penguins from coast of central and south central chile, yielding helminths tetrabothrius lutzi, t. eudyptidis, cardiocephaloides physalis, contracaecum pelagicum, c. heardi andascaridia sp. in magellanian penguin, and t. eudyptidis, c. physalis and contracaecum pelagicum in humboldt 's penguin. new records were found of t. eudyptidis, c. pelagicum and c. heardi in chile. c. physalis andascaridia sp. represent new parasitic species in the magellanic penguin.