Porphyrio =a red-coloured water-bird known to the Greeks: from =. purple.
Base of bill prolonged to top of head and squarely truncated behind. Wings rounded; second, third, and fourth quills subequal. Toes very long, from 3.8" to 4.9". Plumage blue. Sexes alike. Africa, India, Burma, S. China, Malayan Archipelago, Australia, New Zealand, and South Sea Islands.