Dowutin precursor speciesCanonLegendsInfinities The precursor species to the Dowutin were first mentioned in the 2016 reference book Star Wars: Aliens of the Galaxy, which was written by Jason Fry. Behind the scenes The precursor species to the Dowutin were first mentioned in the 2016 reference book Star Wars: Aliens of the Galaxy, which was written by Jason Fry. Sources Star Wars: Aliens of the GalaxyKnights of FateAppearances