10804 Glaucostegus halavi (Fabricius, 1775) Glaucostegidae Giant guitarfishes Rhinopristiformes Elasmobranchii Halavi ray Western Indian Ocean: Red Sea, Gulf of Oman, and probably Gulf of Aden and other areas of NE Arabian Sea. Reports from Mediterranean Sea and elsewhere in Indo-Pacific need confirmation. ZMH 10248 15 N 40 E 1914 Rhinobatos halavi ISH 250-1960 1960 Rhinobatos halavi