Any of several free-swimming cephalopods of the genus Nautilus (the sole extant genus of the subclass Nautiloidea), which have numerous short…
| 单词 | θ33292 | 
| 释义 | the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Cephalopoda > 			[noun]		 > order Tetrabranchiata > family Nautilidae > species nautilus (3)		 nautilus1601 Any of several free-swimming cephalopods of the genus Nautilus (the sole extant genus of the subclass Nautiloidea), which have numerous short… chambered nautilus1777 = nautilus, n. 1. Subcategories:— 			fossil member of			(1)		 | 
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