nautiloid /ˈnɔːtɪˌlɔɪd/

• 1. 

  N any mollusc of the Nautiloidea, a group of cephalopods that includes the pearly nautilus and many extinct forms 鹦鹉螺目的软体动物

• 2. 

  ADJ of, relating to, or belonging to the Nautiloidea 鹦鹉螺目的