Definition of pearly nautilus in English:
Another term for chambered nautilus (see nautilus).
- The Nautilids include the modern pearly nautilus and its evolutionary ancestors and relatives.
- The pearly nautilus is an exception to most generalizations about cephalopods.
- From that area they discovered incredibly rich marine life, ammonites, giant coiled things looking like the pearly nautilus and related to it but now long extinct at the same time as the dinosaurs.
Definition of pearly nautilus in:
- British & World English dictionary