Definition of Nautiloid. Meaning of Nautiloid. Synonyms of Nautiloid

Here you will find one or more explanations in English for the word Nautiloid. Also in the bottom left of the page several parts of wikipedia pages related to the word Nautiloid and, of course, Nautiloid synonyms and on the right images related to the word Nautiloid.

Definition of Nautiloid

Nautiloid
Nautiloid Nau"ti*loid, a. [Nautilus + -oid: cf. F. nautilo["i]de.] (Zo["o]l.) Like or pertaining to the nautilus; shaped like a nautilus shell. -- n. A mollusk, or shell, of the genus Nautilus or family Nautilid[ae].

Meaning of Nautiloid from wikipedia

- Nautiloids are a group of marine cephalopods (Mollusca) which originated in the Late Cambrian and are represented today by the living Nautilus and Allonautilus...
- is the long, cone-shaped s**** belonging to several species of ancient nautiloid cephalopod—the prehistoric ancestors of today's marine cephalopod mollusks...
- found. The septal curvature in nautiloids and ammonoids also differ in that the septa curves towards the opening in nautiloids, and away from the opening...
- Orthoceras is a genus of extinct nautiloid cephalopod restricted to Middle Ordovician-aged marine limestones of the Baltic States and Sweden. This genus...
- chambers enclosed between two adjacent septa in the phragmocone of a nautiloid or ammonoid cephalopod molluscus. These can be seen in cross-sections...
- Ward, P.D. & W.B. Saunders 1997. Allonautilus: a new genus of living nautiloid cephalopod and its bearing on phylogeny of the Nautilida. Journal of Paleontology...
- be the upper surface. All cephalopods with external s**** except the nautiloids became extinct by the end of the Cretaceous period 65 million years ago...
- became dominant during the Ordovician period, represented by primitive nautiloids. The class now contains two, only distantly related, extant subclasses:...
- This list of nautiloids is a comprehensive listing of all genera that have ever been included in the subclass Nautiloidea, excluding purely vernacular...
- Multiceratoidea is a major subclass or superorder of Paleozoic nautiloid cephalopods. Members of this group can be characterized by nautilosiphonate connecting...