24438 Plesiops nigricans (Rüppell, 1828) Plesiopidae Roundheads Plesiopinae Ovalentaria/misc Teleostei Whitespotted longfin Western Indian Ocean: apparently restricted to the waters of Gulf of Aden and the Red Sea. AMNH 50558 1946 Plesiops nigricans AMNH 38087 1969 Plesiops nigricans GCRL 4066 1969 Plesiops nigricans 1 - 1 m GCRL 4115 1969 Plesiops nigricans 1 m GCRL 4142 1969 Plesiops nigricans 1 m GCRL 14408 1973 Plesiops nigricans GCRL 14293 1975 Plesiops nigricans