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by Stratigraphy.net
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HEMICHORDATE HERITAGE: GRAPTOLITES

Source info:

Author: FossilHuntress
Date: 2025-11-04 02:41:00
Blog: ARCHEA
URL: https://fossilhuntress.blogspot.com/2025/11/hemichordate-heritage-graptolites.html

Summary:

From the dark shales of the Piranha Formation in Bolivia comes a striking fossil — Isograptus cf. maximus, a graptolite from the Middle Ordovician (Dapingian Stage), some 470 million years ago. This specimen, preserved in exquisite detail, is a window into the complex colonial life forms that once drifted through the ancient oceans of Gondwana.Graptolites (Graptolita) were colonial marine

Content analysis:

Keywords:

bolivia

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