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Pronunciation varies by accent · noun
(malacology) An organism or fossil with a serpenticonic shell, or the shell itself..
All or most were pelagic, ranging from planktic serpenticones and spherocones to mobile discocones and oxycones.
[...] disturbance to such a form might produce rapid acceleration in two ways — in shape, from serpenticone to criocone, in ornament, from tuberculate to costate, that is, costate post-tuberculate.
Coiling is serpenticone or heteromorph, sculpture is of ribbing (almost invariably simple), with external tuberculation in Choristoceratidae. Generally criocone although much of the phragmocone may be serpenticone.
Use serpenticone when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Serpenticone means (malacology) An organism or fossil with a serpenticonic shell, or the shell itself..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
All or most were pelagic, ranging from planktic serpenticones and spherocones to mobile discocones and oxycones.
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