Phalloceros pellosPhalloceros pellos, the Antonina toothcarp, is a species of poeciliid fish native to Brazil.DistributionPhalloceros pellos is found in Brazil in the small coastal drainages that flow into the Baía de Paranaguá in Paraná State, 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 Latin = Pellos means dark-colored or dusky, referring to its background color.