Definition of Phragmocone. Meaning of Phragmocone. Synonyms of Phragmocone

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

Definition of Phragmocone

Phragmocone
Phragmocone Phrag"mo*cone, n. [Gr. ?, ?, a fence, an inclosure + ? a cone.] (Zo["o]l.) The thin chambered shell attached to the anterior end of a belemnite. [Written also phragmacone.]

Meaning of Phragmocone from wikipedia

- The phragmocone is the chambered portion of the s**** of a cephalopod. It is divided by septa into camerae. In most nautiloids and ammonoids, the phragmocone...
- the phragmocone). The phragmocone is usually only found with the better preserved specimens. Projecting forwards from one side of the phragmocone is the...
- the arms-most to the tip: the tongue-shaped pro-ostra****, the conical phragmocone, and the pointy guard. The calcitic guard is the most common belemnite...
- distinctive slit at its ventral surface and a ridge on the dorsal surface. The phragmocone (internal s****) has a small protoconch at its tip, and fit into the...
- by their septa, the dividing walls that separate the chambers in the phragmocone, by the nature of their sutures where the septa join the outer s****...
- characterized by a fan-like teuthoid pro-ostra**** attached to a belemnoid-like phragmocone. Jeletzky characterized phragmoteuthids as having a large tripartite...
- to other s****ed cephalopods, although it does not have a chambered phragmocone. Once thought to contribute to occasional m**** strandings on beaches...
- Spirula s**** Ventral view; the siphuncle and the last septum of the phragmocone are visible Swedish botanist Carl Linnaeus described Nautilus spirula...
- are the spaces or chambers enclosed between two adjacent septa in the phragmocone of a nautiloid or ammonoid cephalopod molluscus. These can be seen in...
- for spirula, they are the only coleoid cephalopods with a s**** with a phragmocone divided into chambers separated by septa. The pores provide it with buoyancy...