A bird of one of several species in the genera Porphyrio and Gallinula of the family Rallidae.
Various species in the Porphyrio genus of the Rallidae family, including Porphyrio porphyrio, Porphyrio madagascariensis, Porphyrio poliocephalus, Porphyrio indicus, Porphyrio pulverulentus, and Porphyrio melanotus.