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phragmocone::noun | Spocien Dictionary
| Type | Words |
|---|---|
| Synonyms | phragmacone |
| Type of | shell |
Examples of phragmocone
phragmocone
The rostrum is in turn attached to a chambered conical shell known as the phragmocone.
From the en.wikipedia.org
The chambered part of the ammonite shell is called a phragmocone.
From the en.wikipedia.org
At the tip of the phragmocone beneath the rostrum is a tiny spherical or cuplike nodule known as the protoconch, the remains of the embryonic shell.
From the en.wikipedia.org
The siphuncle in most ammonoids by far is a narrow tubular structure that runs along the outer rim, known as the venter, connecting the chambers of the phragmocone to the body or living chamber.
From the en.wikipedia.org
- The thin conical chambered internal shell (either straight or curved) of a belemnite
- The phragmocone is the chambered portion of the shell of a cephalopod. It is divided by septa into camerae.
- The chambers of a Nautilus' shell, further divided into partitions by septa.
