Phalloceros maldonadoiPhalloceros maldonadoi, is a species of poeciliid fish native to Brazil.DistributionPhalloceros maldonadoi is found from the Tijucas, Maruim, Aririú, Cubatão do Sul, Rio da Madre, D'Una and Tubarão river basins in southern Brazil.SizeThe females of this species grow to a total length of, while males remain smaller at.HabitatThe fish live in tropical freshwater; and are benthopelagic.EtymologyThe fish is named in honor of biologist Javier Alejandro Maldonado-Ocampo, because of his many contributions to Neotropical ichthyology. He was killed while crossing a river in a small boat. The boat overturned and he was swept downstream.