Seabed, Nautilus, Living Fossil, Tentacles, Tentacle, Invertebrate, Mollusc, Cephalopods, Indonesia, Oceans, Coral Sea, Molluscs, Invertebrates, South East Asia, Orange, Primitive, Indian Ocean, Queensland, Philippines, Indo-Pacific, Deep Sea, Malaysia, One, Shells, Asia, Pacific Ocean, Cephalopod, Ocean, Adapted, 1, Australia, Indo Pacific, Seas, Great Barrier Reef, Shell, Nautilii, Reefs, Pacific, Open Water, Ancient