Author Archives: Mark Wilson

About Mark Wilson

Mark Wilson is an emeritus Professor of Geology at The College of Wooster. He specializes in invertebrate paleontology, carbonate sedimentology, and stratigraphy. He also is an expert on pseudoscience, especially creationism.

Wooster’s Fossil of the Week: A Pleistocene octocoral holdfast from Sicily

My Italian colleague Agostina Vertino collected this beautiful specimen from the Pleistocene of Sicily and brought it to Wooster when she visited five years ago. It is the attaching base (holdfast) of the octocoral Keratoisis peloritana (Sequenza 1864). Octocorals (Subclass … Continue reading
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Wooster’s Fossil of the Week: A stromatoporoid from the Silurian of Estonia

Stromatoporoids are extinct sponges that formed thick, laminated skeletons of calcite. They can be very common in Silurian and Devonian carbonate units, sometimes forming extensive reefs. The stromatoporoid above is Densastroma pexisum (Yavorsky, 1929) collected from the Mustjala Member of … Continue reading
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Wooster’s Fossil of the Week: A predatory gastropod from the Pliocene of Cyprus

This week we have another fossil from the Nicosia Formation (Pliocene) of the Mesaoria Plain in central Cyprus. It is again from a Keck Geology Consortium project in 1996 with Steve Dornbos (’97). This time, though, instead of our Coral … Continue reading
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Wooster’s Fossil of the Week: Another vermetid gastropod from the Pliocene of Cyprus

Why another one of those strange twisty gastropods from the Pliocene of Cyprus for our Fossil of the Week? Because this one fooled me for years. Above is a pair of images of a specimen of the vermetid gastropod Petaloconchus … Continue reading
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Wooster’s Fossil of the Week: A worm-like gastropod from the Pliocene of Cyprus

This week we continue with fossils from the Nicosia Formation (Pliocene) of the Mesaoria Plain in central Cyprus. These fossils are from a Keck Geology Consortium project in 1996 with Steve Dornbos (’97). Above we have one of the most distinctive … Continue reading
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Wooster’s Fossil of the Week: An encrusted scallop from the Pliocene of Cyprus

One of the very best paleontological sites I had the pleasure of collecting was on the hot Mesaoria Plain near the center of the island of Cyprus. It was the summer of 1996 and Steve Dornbos (’97) and I were … Continue reading
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Wooster’s Fossil of the Week: A Cretaceous oyster with borings and bryozoans from Mississippi

As winter closes in on Ohio, I start dreaming about past field trips in warm places. This week’s fossil takes me back to fieldwork in Alabama and Mississippi during May of 2010. Paul Taylor (The Natural History Museum, London) and … Continue reading
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Wooster Geologist in Yorkshire

LEEDS, ENGLAND–It was my good fortune to attend this week the 58th Annual Meeting of the Palaeontological Association in Leeds, Yorkshire, this week. I very much enjoy these meetings because of the high quality of the talks and posters, the … Continue reading
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Wooster’s Fossils of the Week: Beautiful trace fossils from the Upper Ordovician of southern Ohio

Every year we highlight at least one of the fossils found and studied by Wooster’s Invertebrate Paleontology class as part of their field and laboratory exercises. This year it is this nice slab of trace fossils collected by Curtis Davies … Continue reading
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Wooster’s Fossils of the Week: New tropical Jurassic bryozoan species from southern Israel

We are pleased to introduce to the world four new species of Jurassic cyclostome bryozoans. In a paper that has just appeared in the Bulletin of Geosciences, Steph Bosch (’14), Paul Taylor and I describe the first tropical Jurassic bryozoan … Continue reading
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