phragmacone (Meaning)
Wordnet
phragmacone (n)
the thin conical chambered internal shell (either straight or curved) of a belemnite
Synonyms & Antonyms of phragmacone
No Synonyms and anytonyms found
phragmacone Sentence Examples
- The ammonite's phragmacone, composed of empty chambers, aided in buoyancy and balance.
- The coiled phragmacone of the Orthoceras provided structural support and controlled movement.
- The septa dividing the phragmacone into chambers facilitated gas exchange and maintained buoyancy.
- The phragmacone's shape and complexity influenced the swimming ability and life history of cephalopods.
- Fossils of phragmacones provide valuable clues about the evolution and diversity of extinct cephalopods.
- The nautilus, a living cephalopod, possesses a well-developed phragmacone with intricate septal sutures.
- The phragmacone is connected to the living chamber by a narrow tube called the siphuncle.
- The phragmacone's weight balance is maintained by adjusting the gas content in its chambers.
- The phragmacone's outer shell often bears distinctive patterns and ornamentation.
- Some extinct cephalopods had exceptionally large phragmacones, providing them with buoyancy and a predatory advantage.
FAQs About the word phragmacone
the thin conical chambered internal shell (either straight or curved) of a belemnite
No synonyms found.
No antonyms found.
The ammonite's phragmacone, composed of empty chambers, aided in buoyancy and balance.
The coiled phragmacone of the Orthoceras provided structural support and controlled movement.
The septa dividing the phragmacone into chambers facilitated gas exchange and maintained buoyancy.
The phragmacone's shape and complexity influenced the swimming ability and life history of cephalopods.
