Tag Archives: Paleozoic

A new paper on brachiopod symbiosis in the Early Paleozoic

My Estonian colleague and friend Olev Vinn and I have been working for many years on examples of parasitism recorded in the fossil record. For the last couple of years we have been summarizing the data and assessing paleoecological and … Continue reading

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Wooster’s Fossils of the Week: The mysterious Paleozoic encrusters Ascodictyon and Allonema

  The above pair of fossils are small sclerobionts commonly found on hard substrates in shallow marine sediments through much of the Paleozoic, especially the Silurian and Devonian. Paul Taylor and I have been studying them for a few years … Continue reading

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