Tag Archives: Ordovician

Wooster’s Fossils of the Week: A nest of cornulitid tubeworms and friends from the Upper Ordovician of northern Kentucky

Mark Wilson September 19, 2014 1:27 am

This fascinating and complicated little cluster of cornulitid wormtubes was found by my current Independent Study student William Harrison while we were doing fieldwork near Petersburg, Kentucky. (Just down the road from the infamous Creation Museum, ironically.) It was collected … Continue reading →

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Wooster’s Fossils of the Week: A hardground with rugose corals from the Upper Ordovician of southern Ohio

Mark Wilson September 5, 2014 1:36 am

The above slab is a carbonate hardground from the Liberty Formation (Upper Ordovician) of southern Ohio. Carbonate hardgrounds are cemented seafloors, so we’re actually looking at the hard rocky bottom of an Ordovician sea. I’ve long found the idea of … Continue reading →

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First Wooster paleontology field trip of the year: the glorious Ordovician of Ohio

Mark Wilson August 31, 2014 9:41 pm

Today the Invertebrate Paleontology class at The College of Wooster drove south to one of our favorite outcrops: the Waynesville, Liberty and Whitewater Formations (= Bull Fork Formation) at the emergency spillway in Caesar Creek State Park. I enjoy taking … Continue reading →

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Wooster’s Fossils of the Week: An Ordovician hardground with a bryozoan and borings — and an unexpected twist

Mark Wilson August 1, 2014 1:50 am

The view above, one quite familiar to me, is of a carbonate hardground from the Upper Ordovician Corryville Formation exposed near Washington, Mason County, Kentucky. We are looking directly at the bedding plane of this limestone. The lumpy, spotted fossil … Continue reading →

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Last day of work at the Natural History Museum, and some special visitors

Mark Wilson June 25, 2014 4:14 pm

LONDON, ENGLAND — I know it is an acquired taste, and way too esoteric, but I think the above scanning electron micrograph is beautiful. This is an undescribed species of the cyclostome bryozoan Corynotrypa from the Upper Ordovician Bromide Formation … Continue reading →

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Wooster’s Fossil of the Week: A scolecodont from the Upper Ordovician of the Cincinnati region

Mark Wilson May 4, 2014 1:15 am

This tiny but fearsome jaw is known as a scolecodont, and they are fairly common in the Cincinnatian rocks (Upper Ordovician) in the tri-state area of Ohio, Kentucky and Indiana. The label on this particular specimen does not indicate the … Continue reading →

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Wooster’s Fossil of the Week: Thoroughly encrusted brachiopod from the Upper Ordovician of Indiana

Mark Wilson March 30, 2014 1:47 am

Last week was an intensely bored Upper Ordovician bryozoan, so it seems only fair to have a thoroughly encrusted Upper Ordovician brachiopod next. The above is, although you would hardly know it, the ventral valve exterior of a common strophomenid … Continue reading →

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Wooster’s Fossil of the Week: Intensely bored bryozoan from the Upper Ordovician of Kentucky

Mark Wilson March 23, 2014 1:05 am

Yes, yes, I’ve heard ALL the jokes about being bored, and even intensely bored. I learn to deal with it. This week we continue to highlight fossils collected during our productive expedition to the Upper Ordovician (Cincinnatian) of Indiana (with … Continue reading →

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Wooster’s Fossil of the Week: Bryozoan bored and bryozoan boring in the Upper Ordovician of Indiana

Mark Wilson March 16, 2014 1:21 am

This week and next we will highlight fossils collected during our brief and successful expedition to the Upper Ordovician (Cincinnatian) of Indiana (with Coleman Fitch ’15) and Kentucky (with William Harrison ’15). We found what we needed to pursue some … Continue reading →

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Ordovician bioclaustration project begins

Mark Wilson March 10, 2014 9:36 pm

FLORENCE, KENTUCKY–Today it was William Harrison’s turn to collect specimens for his Independent Study project. He’ll be working a full year on what he’s putting in these bags before he turns in his thesis. William’s project is an interpretation of … Continue reading →

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