nautiloid
/ˈnɔːtɪlɔɪd/noun
1- Zoology a mollusc of a group of mainly extinct marine molluscs which includes the pearly nautilus【动】鹦鹉螺目软体动物。
1.1
- Subclass Nautiloidea, class Cephalopoda: Nautilust is the only surviving genus.鹦鹉螺亚纲, 头足纲：鹦鹉螺属是仅存的属。
词源
mid 19th cent.: from the modern Latin genus name Nautilus （from Greek nautilos 'sailor'） + -OID.