Live specimens, O. typhae. A Dorsal view, 45 mm long, India, West Bengal, station 48 (BNHS) B Dorsal view, 55 mm long, India, Andaman Islands, station 57 (BNHS) C Dorsal view, 40 mm long, Singapore (ZRC.MOL.6396) D Frontal view, 25 mm wide, India, Andaman Islands, station 57 (BNHS) E Ventral view, 50 mm long, India, Andaman Islands, station 59 (BNHS) F Ventral view, 40 mm long [DNA 1064], India, West Bengal, station 49 (BNHS) G Dorso-lateral view, 40 mm long, India, Andaman Islands, station 59 (BNHS) H Dorsal view, 42 mm long, Malaysia, Matang (USMMC 00005, #1).