Tag Archives: fossils

Wooster’s Fossil of the Week: Encrusted strophomenid brachiopods from the Upper Ordovician of northern Kentucky (and the old concave-up or concave-down controversy)

Mark Wilson April 24, 2022 12:05 pm

After the delightful Joint North-Central and Southeastern Section Meeting of the Geological Society of America in Cincinnati this month, some of the Wooster Geologists visited a fossiliferous exposure of the Bellevue Formation (Upper Ordovician, Katian) along the Bullitsville Road in … Continue reading →

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Wooster geologists at the Joint North-Central and Southeastern Section Meeting of the Geological Society of America in Cincinnati

Mark Wilson April 9, 2022 1:25 pm

Cincinnati, Ohio —  This week Professor Wiles, Nick Wiesenberg and I attended the 2022 Joint North-Central and Southeastern meeting of the Geological Society of America in Cincinnati, about a three-hour drive south of Wooster. It was quite satisfying to attend … Continue reading →

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Model of a Biotic Hard Substrate Community: Paleoecology of Large Trepostome Bryozoans from the Upper Ordovician (Katian) of the Cincinnati Region, USA — The Independent Study project of Kate Runciman (’22)

Mark Wilson February 28, 2022 7:59 pm

Editor’s Note: Independent Study (IS) at The College of Wooster is a three-course series required of every student before graduation. Earth Sciences students typically begin in the second semester of their junior years with project identification, literature review, and a … Continue reading →

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A new book chapter for a new year: Evolutionary history of colonial organisms as hosts and parasites

Mark Wilson January 1, 2022 2:02 pm

My Estonian colleague and friend Olev Vinn and I have a chapter in the new book The Evolution and Fossil Record of Parasitism. Ours is chapter four on the evolutionary history of colonial organisms as hosts and parasites. One of … Continue reading →

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New paper: Introducing the taphonomic process of ooimmuration

Mark Wilson November 1, 2021 12:10 am

I’m pleased to announce the publication of an article describing how fossils can be preserved within carbonate ooids, and what the implications are for this new aspect of taphonomy (the study of fossil preservation) we call ooimmuration. The team of … Continue reading →

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Cambrian bryozoans? Not yet! [Update in October 2021: Now there ARE Cambrian bryozoans!]

Mark Wilson October 27, 2021 7:35 pm

Editor’s Note: The post below was written in December 2012 about a purported bryozoan found in Cambrian rocks. This would have been a major find because bryozoans, a major fossilized phylum, were notably missing from the Cambrian record, despite molecular … Continue reading →

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Laboratory macrophotography in the Department of Earth Sciences at The College of Wooster

Mark Wilson June 3, 2021 12:29 pm

In a comment on a Fossil of the Week post last month, Wooster Geologist Alumnus Dr. Bill Reinthal suggested I describe the processes I use to create images of rocks and fossils for this blog, publications and other outlets. This … Continue reading →

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Microbial Structures of the Middle Jurassic (Bajocian) Carmel Formation, Southwest Utah: William Santella’s Senior Independent Study thesis

Mark Wilson April 16, 2021 6:14 pm

Editor’s Note: Independent Study (IS) at The College of Wooster is a three-course series required of every student before graduation. Earth Sciences students typically begin in the second semester of their junior years with project identification, literature review, and a … Continue reading →

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A new “living fossil” bryozoan with a Wooster connection

Mark Wilson March 13, 2021 11:43 am

Way back in the summer of 2008, my good friend Paul Taylor (the Natural History Museum, London), John Sime (Senior Independent Study student at the time) and I explored the Pierre Shale (Upper Cretaceous) of the Black Hills region in … Continue reading →

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New paper on predatory drill holes in Cambrian/Ordovician brachiopods (northern Estonia and northwest Russia)

Mark Wilson February 4, 2021 6:17 pm

Once again I’m proud to be on Olev Vinn’s team with this new article on predatory drill holes in Cambrian and Ordovician brachiopods. Predation in the fossil record is always interesting, especially in the early Paleozoic. Here is the abstract … Continue reading →

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