Monthly Archives: February 2015

Wooster’s Fossil of the Week: Star-shaped crinoid columnals from the Middle Jurassic of southern Utah

Just a quick Fossil of the Week post. Above we see isolated columnals (stem units) of the crinoid Isocrinus nicoleti (Desor, 1845) found in the Co-Op Creek Member of the Carmel Formation (Middle Jurassic), Kane County, southern Utah. Greg Wiles … Continue reading

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

We haven’t had a local fossil featured on this blog for awhile. Above is an external mold of the spiriferinid brachiopod Syringothyris typa Winchell, 1863, from the Logan Formation (Lower Carboniferous, Osagean, about 345 million years old) of southeastern Wooster, … Continue reading

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Wooster’s Fossil of the Week: Sponge and bivalve borings from the Miocene of Spain

This week we have a rather unimposing limestone cobble, at least from the outside. It was collected way back in 1989 by my student Genga Thavi (“Devi”) Nadaraju (’90) as part of a Keck Geology Consortium field project in southeastern … Continue reading

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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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