Radiolarian skeleton: Morphology of spines,internal framework,and primary sphere |
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| Authors: | M. S. Afanasieva |
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| Affiliation: | (1) Paleontological Institute, Russian Academy of Sciences, Profsoyuznaya ul. 123, Moscow, 117997, Russia |
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| Abstract: | The morphology and evolution of the internal framework, primary inner sphere, and various spines of radiolarian skeletons are considered. A new scheme of successive stages of spine formation is offered. The convergent similarity of radiolarian spines and sponge spicules are discussed. |
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| Keywords: | Radiolaria skeleton formation internal framework spines primary sphere |
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