The purple gallinule is a "swamp hen" in the rail family, Rallidae. Also known locally as the yellow-legged gallinule. The genus name ''Porphyrio'' is the Latin for "swamphen", and ''martinica'' is "of Martinique".
This is a medium-sized rail, measuring 26–37 cm in length, spanning 50–61 cm across the wings and weighing 141–305 g . Males, averaging 257 g in mass, are slightly larger than females, at 215 g on average. The adult purple gallinule has big yellow.. more