4370 Pervagor melanocephalus (Bleeker, 1853) Monacanthidae Filefishes Tetraodontiformes Teleostei Redtail filefish Indo-West Pacific. AMNH 19810 Monacanthus melanocephalus AMNH 222440 Monacanthus melanocephalus 13 N 120 E Pervagor melanocephalus 13 N 120 E Pervagor melanocephalus GCRL 22740 Pervagor melanocephalus 4 - 5 m AMNH 17991 1936 Monacanthus melanocephalus AMNH 50781 1979 Pervagor melanocephalus AMNH 50782 1979 Pervagor melanocephalus AMNH 50783 1979 Pervagor melanocephalus GCRL 23423 1987 Pervagor melanocephalus 9 - 17 m