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2014 Hales Expedition to Japan
Discovery of India
Hales Expedition 2018 – Australia
Hales Fund – China Trip
Hales Fund – Iceland
Hales Group 2017 – London
Incidents of Travel in Yucatan
Jordan and Jerusalem: A Hales Group Expedition
Author Archives: Mark Wilson
Wooster’s Fossil of the Week: A new microconchid genus and species (Permian of Texas)
Two years ago I was invited to Texas by Tom Yancey (Texas A&M) to look at some curious wiggly tubular fossils in the Lower Permian (about 280 million years old). They form small reefs a meter or so across and … Continue reading → Continue reading
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Wooster’s Fossil of the Week: an orthid brachiopod (Upper Ordovician of Indiana)
This beautiful brachiopod is Vinlandostrophia ponderosa (Foerste, 1909), an orthid brachiopod from the Maysvillian (Upper Ordovician) of southern Indiana. Until recently it had been traditionally known as Platystrophia ponderosa until a critical paper … Continue reading
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Wooster Geologist on the Crampton’s Gap Battlefield in northern Maryland
In September 1862, Union forces under General George B. McClellan pursued General Robert E. Lee‘s Army of Northern Virginia through northwestern Maryland. Lee had invaded Maryland to demoralize the North ahead of the November elections, and to co… Continue reading
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Wooster’s Fossils of the Week: Belemnites (Jurassic of Wyoming)
This week’s fossils are among the most recognizable. They certainly are popular in my paleontology courses because no one has ever misidentified one. Belemnites (from the Greek belemnon, meaning javelin or dart) were squid-like cephalopods that lived in the Jurassic … Continue reading →
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Wooster’s Fossil of the Week: a baculitid ammonite (Cretaceous of Wyoming)
This is a specimen I often place on my Invertebrate Paleontology course lab tests. It is the “straight” ammonite Baculites, which is common enough, but the shell and internal walls (septa) have dissolved completely away, leaving this strang… Continue reading
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Wooster’s Fossil of the Week: an Italian keyhole limpet (Pliocene of Cyprus)
This week’s fossil is a beautiful little gastropod (snail) scientifically known as Diodora italica (Defrance, 1820), and commonly as the Italian Keyhole Limpet. I collected it with Steve Dornbos (’97) during the 1996 Keck Geology Expedition… Continue reading
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Wooster’s Fossil of the Week: A stromatoporoid (Middle Devonian of central Ohio)
Stromatoporoids are very common fossils in the Silurian and Devonian of Ohio and Indiana, especially in carbonate rocks like the Columbus Limestone (from which the above specimen was collected). Wooster geologists encountered them frequently on our Estonia expeditions in the … Continue reading →
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George Davis (’64) gives the Thirty-First Annual Osgood Memorial Lecture
WOOSTER, OHIO–We were greatly honored this evening to have one of our own, Dr. George Davis (Wooster ’64), present the 31st Annual Richard G. Osgood, Jr., Memorial Lecture. The Osgood Lectureship was endowed in 1981 by the three sons of … Continue reading
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Wooster’s Fossil of the Week: a medullosalean pteridosperm (Upper Carboniferous of northeastern Ohio)
It is time we had another fossil plant in this series. The above specimen is Neuropteris ovata Hoffmann 1826, a relatively common bit of foliage in the Upper Carboniferous of North America. This is a pteridosperm, more commonly known as … Continue reading →
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Exploring the Silica Formation (Middle Devonian) in Northwestern Ohio
PAULDING, OHIO–There’s nothing like the stirring rings of 50 geologic hammers in the morning. Today I was a guest of the North Coast Fossil Club and my friend Brian Bade in a quarry exposing the Middle Devonian limestones and shales. …… Continue reading
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