belemnite (Meaning)
belemnite (n)
a conical calcareous fossil tapering to a point at one end and with a conical cavity at the other end containing (when unbroken) a small chambered phragmocone from the shell of any of numerous extinct cephalopods of the family Belemnitidae
belemnite (n.)
A conical calcareous fossil, tapering to a point at the lower extremity, with a conical cavity at the other end, where it is ordinarily broken; but when perfect it contains a small chambered cone, called the phragmocone, prolonged, on one side, into a delicate concave blade; the thunderstone. It is the internal shell of a cephalopod related to the sepia, and belonging to an extinct family. The belemnites are found in rocks of the Jurassic and Cretaceous ages.
Synonyms & Antonyms of belemnite
No Synonyms and anytonyms found
belemnite Sentence Examples
- Belemnites were marine cephalopods that flourished during the Mesozoic Era.
- The streamlined belemnite body resembled that of a squid or an arrow.
- The rostrum, or "bullet," of a belemnite was made of aragonite, a crystalline form of calcium carbonate.
- The phragmocone, or living chamber, of a belemnite was located at the posterior end.
- The proostracum, or guard, of a belemnite was a protective sheath that enclosed the rostrum.
- Belemnites possessed ten arms and utilized a hyponome, or funnel organ, for locomotion.
- Belemnite fossils are abundant in sedimentary rocks from the Jurassic and Cretaceous periods.
- The "fossilized ink" known as belemnitella is the result of the preservation of belemnite ink sacs.
- The study of belemnites has provided insights into Mesozoic ocean environments.
- Belemnites formed significant components of marine ecosystems and served as prey for large predators.
FAQs About the word belemnite
a conical calcareous fossil tapering to a point at one end and with a conical cavity at the other end containing (when unbroken) a small chambered phragmocone f
No synonyms found.
No antonyms found.
Belemnites were marine cephalopods that flourished during the Mesozoic Era.
The streamlined belemnite body resembled that of a squid or an arrow.
The rostrum, or "bullet," of a belemnite was made of aragonite, a crystalline form of calcium carbonate.
The phragmocone, or living chamber, of a belemnite was located at the posterior end.
