Original Usage: | Ptychonema Ptychonema Perner, 1903 | |
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Categoría: | Genus |
No BHL Results
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Grafía: | Ptychonema | |
Autor: | Ptychonema Perner, 1903 in |
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Publicación: | A low diversity shallow water lingulid brachiopod-gastropod association from the Upper Ordovician of Kyrgyz Range. Acta Palaeontologica Polonica 52(1): 27-40. | |
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