Monthly Archives: November 2014

Wooster’s Fossils of the Week: Large Miocene barnacles with bioimmurations from Maryland

Mark Wilson November 28, 2014 12:27 am

These two beautiful barnacles are from the Calvert Formation (Middle Miocene) exposed near Parker Creek in Maryland. They are likely of the genus Chesaconcavus. Barnacles are most unlikely crustacean arthropods, cousins of shrimp, crabs and lobsters. Most, like these above, … Continue reading →

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Wooster’s Fossils of the Week: A trace fossil from the Ordovician of Estonia

Mark Wilson November 21, 2014 12:35 am

The fossils above have been in a previous post as examples of hyolith internal molds from the Middle Ordovician of northern Estonia. I collected them on my first visit to the Baltic countries in 2006. This week I want to … Continue reading →

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Wooster’s Fossils of the Week: A new crinoid species from the Middle Jurassic of southern Israel (with a bonus parasitic infection)

Mark Wilson November 14, 2014 12:21 am

These fossils are a joy to present this week. Lizzie Reinthal (’14), Bill Ausich (Ohio State University) and I have a new paper out in the latest issue of the Journal of Paleontology. It is titled: “Parasitism of a new … Continue reading →

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Last Fieldtrip for Climate Change

gwiles November 13, 2014 11:27 am

As the weather cools – the Wooster Geology Climate Change class ventured out in the field one more time. For the remainder of the semester we will try to get some work done. Two sites were visited – the Cedar Creek … Continue reading →

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Wooster’s Fossil of the Week: Upper Ordovician bivalve bioimmured by a bryozoan

Mark Wilson November 7, 2014 12:51 am

This week’s fossil is a simple and common form in the Cincinnatian Series (Upper Ordovician) of the Ohio, Indiana and Kentucky tri-state area. We are looking above at the base of a trepostome bryozoan that encrusted the outside of an … Continue reading →

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