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Tag Archives: South Dakota
The Diatom Lake Adventure: Ice ages, hotel titrations, and the Midwest
Editor’s note: Rising Wooster senior Richard Torres (’23) had a spectacular opportunity this summer (May 31 – June 12, 2022) to participate in a National Science Foundation-funded research trip with Dr. Tom Lowell (on the right) and his team from … Continue reading
Posted in Uncategorized
Tagged diatoms, lakes, Minnesota, North Dakota, NSF, South Dakota, Wisconsin
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Wooster’s Fossil of the Week: Ammonite septa from the Upper Cretaceous of South Dakota
This week we have an ammonite from the Pierre Shale (Upper Cretaceous, Campanian-Maastrichtian) of southwestern South Dakota. It was collected on a wonderful field expedition in June 2008 with my friend Paul Taylor (The Natural History Museum, London) and my … Continue reading
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Tagged Cretaceous, Fossil of the Week, fossils, South Dakota
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Wooster’s Fossil of the Week: A brontothere jaw fragment (Miocene of South Dakota)
This fossil has been sitting in a glass case outside my office door for nearly three decades. Only this year — in the desire to find more Fossils of the Week — did I bother to open the cabinet and … Continue reading
Wooster’s Fossil of the Week: a long and skinny bryozoan (Upper Cretaceous of Wyoming and South Dakota, USA)
Please say hello to Pierrella larsoni Wilson & Taylor 2012 — a new genus and species of ctenostome bryozoan from the Upper Cretaceous (Campanian-Maastrichtian) Pierre Shale of Wyoming and South Dakota. I imagine it as a graceful little thing spreading … Continue reading
Posted in Uncategorized
Tagged Cretaceous, Fossil of the Week, fossils, South Dakota, Wyoming
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Wooster’s Fossil of the Week: a very large clam (Upper Cretaceous of South Dakota, USA)
Our version above of the bivalve Inoceramus is actually rather small compared to how big it can get. The record holder is a specimen 187 centimeters in diameter (over six feet) in the Geological Museum of Copenhagen. This Wooster Inoceramus … Continue reading