12576 Glaucostegus obtusus (Müller & Henle, 1841) Glaucostegidae Giant guitarfishes Rhinopristiformes Elasmobranchii Widenose guitarfish Northern Indian Ocean: Pakistan to Thailand, with eastern limits unclear (Ref. 114953). South African records refer to <i>Rhinobatos blochii</i> and <i>Rhinobatos leucospilus</i> (Compagno pers. comm.). P 95044.0145 27 N 33 E Rhinobatos obtusus P 95044.0145 Rhinobatos obtusus