Genus Polyptycha Defretin-Lefranc, 1960 (Porifera, Hexactinellida)
The Polyptycha sponges have been registered for the first time in the Upper Cretaceous beds from the Volga Region. The skeletons of those true colonies are peculiar for bushy morphotype complicated by anastomoses of the parent modules at their bending. The systematic position of the genus is disputa...
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| Format: | Artigo |
| Idioma: | Inglês |
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Saratov State University
2025-02-01
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| Col·lecció: | Известия Саратовского университета. Новая серия: Серия Науки о Земле |
| Matèries: | |
| Accés en línia: | https://geo.sgu.ru/sites/geo.sgu.ru/files/text-pdf/2025/02/nauki_o_zemle_2025_1-62-75.pdf |
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