Category Archives: Uncategorized

Wooster’s Fossils of the Week: Ordovician bioerosion trace fossils

Mark Wilson December 9, 2016 12:01 am

This week’s post is a celebration of the appearance of a remarkable two-volume work on trace fossils and evolution. The editors and major authors are my friends Gabriela Mángano and Luis Buatois (University of Saskatchewan). They are extraordinary geologists, paleontologists … Continue reading →

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Wooster’s Fossils of the Week: Geological Magic Lantern Slides from the 19th Century (Part II)

Mark Wilson December 2, 2016 12:01 am

This is a continuation of last week’s post about a set of 19th century “Magic Lantern Slides” found in Scovel Hall at Wooster. These evocative scenes are taken from reconstructions of ancient life by Benjamin Waterhouse Hawkins (1807-1894). In 1855, … Continue reading →

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Wooster’s Fossils of the Week: Geological Magic Lantern Slides from the 19th Century (Part I)

Mark Wilson November 25, 2016 12:01 am

“Wooster’s Fossil of the Week” is not always about actual fossils, but our topics are each paleontological. Many years ago I discovered in an old box tucked away in the attic of Scovel Hall at Wooster a set of “Magic … Continue reading →

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Wooster’s Fossil of the Week: A juvenile conch from the Upper Pleistocene (Eemian) of The Bahamas

Mark Wilson November 18, 2016 12:01 am

I collected this beautiful shell from a seashore exposure of Pleistocene sediments on Great Inagua, the third largest island of The Bahamas. I was on an epic expedition to this bit of paradise with Al Curran and Brian White of … Continue reading →

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Wooster’s Fossils of the Week: Modern vermetid snails, a slipper shell, and an oyster

Mark Wilson November 11, 2016 12:01 am

Not actually fossils this week, but cool nonetheless. This complex specimen is in our Invertebrate Paleontology teaching collection with no label giving its original location. In the foreground is the underside of a slipper shell gastropod identified as Crepidula fornicata. … Continue reading →

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How thick was the ice?

mpollock November 8, 2016 11:40 am

AMHERST, MA – Our Keck project studying the construction of a glaciovolcanic ridge in southwest Iceland is in full swing and our students are hard at work on their research. You may remember that we traveled to Iceland this summer to … Continue reading →

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Wooster’s Fossils of the Week: Demosponge borings in a muricid gastropod from Florida

Mark Wilson November 4, 2016 12:01 am

Technically these are “subfossils” since this appears to be an old shell still within the Holocene, although it is possibly eroded out of Pleistocene sediments and then redeposited on a Florida beach. It is a muricid snail eroded enough to … Continue reading →

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Wooster’s Fossil of the Week: A naticid gastropod from the Pliocene of southern California

Mark Wilson October 28, 2016 12:01 am

This week’s fossil comes from our teaching collection. It’s label appears to be from the late 19th Century. It is a naticid gastropod (“moon snail“) listed as Polinices galianor. That name, which I can only find in two lists and … Continue reading →

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Wooster’s Pseudofossils of the Week: Artifacts in thin-sections of Ordovician limestones from southeastern Minnesota

Mark Wilson October 21, 2016 12:01 am

It is always exciting to a geologist when thin-sections of curious rocks are completed and ready for view. A thin-section is a wafer of rock (30 microns thick) glues to a glass slide and examined by transmitted light through a … Continue reading →

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Wooster’s Fossil of the Week: Spiriferinid brachiopod from the Lower Carboniferous of Ohio

Mark Wilson October 14, 2016 12:01 am

Sometimes I choose a Fossil of the Week from our Invertebrate Paleontology teaching collection because students have responded to it in some way. This week’s fossil brachiopod has confused my students a bit because it is an internal mold (unusual … Continue reading →

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