|
|
Definition of Phragmocone
1. Noun. The thin conical chambered internal shell (either straight or curved) of a belemnite.
Definition of Phragmocone
1. n. The thin chambered shell attached to the anterior end of a belemnite.
Definition of Phragmocone
1. Noun. The chambered portion of the shell of a cephalopod, divided by septa into camerae. ¹
¹ Source: wiktionary.com
Medical Definition of Phragmocone
1.
Lexicographical Neighbors of Phragmocone
Literary usage of Phragmocone
Below you will find example usage of this term as found in modern and/or classical literature:
1. Aids in Practical Geology by Grenville Arthur James Cole (1902)
"The phragmocone is closely fitted into a hollow, styled the Alveolus,* which ...
—Guard of Belemnites, cut open above to show remains of the phragmocone ..."
2. The Scientific Memoirs of Thomas Henry Huxley by Thomas Henry Huxley, Michael Foster (1901)
"It contains the remains of a long tapering phragmocone, the chambers of which
have been ... The rounded, bead-like apical chamber of the phragmocone, ..."
3. Descriptive Catalogue of the Fossil Organic Remains of Invertebrata by Museum, Royal College of Surgeons of England (1856)
"A portion of the guard, including the beginning or apex of the alveolus and
phragmocone of the Belemnites Owenii, Pratt. Three of the chambers of the ..."
4. Figures and Descriptions Illustrative of British Organic Remains by Geological Survey of Great Britain (1864)
"Beyond this point, the phragmocone is broken away, but the impressions of three
chambers are left on the inner surface of the ..."
5. Palæontology--Invertebrate by Henry Woods (1902)
"Restoration by GC Crick. a, phragmocone; 6, front border of ... The phragmocone (figs.
109 b, 110 a) is a hollow cone which fits intc the alveolus at the ..."
6. A Treatise on Zoology by Edwin Ray Lankester (1906)
"An extinct family in which the shell has a well-developed phragmocone and the
rostrum ... An extinct family with a short phragmocone provided with a ventral ..."
7. Text-book of the Embryology of Invertebrates by Eugen Korschelt, Karl Heider, Edward Laurens Mark, William McMichael Woodworth, Matilda Bernard, Martin Fountain Woodward (1900)
"This approximates most nearly to the shell of certain Belemnites which was also
an internal shell though, so far as its chambered portion (phragmocone) was ..."
Other Resources:
