Category Archives: Uncategorized

A new paper: Two problematic sclerobiont species that survived the Ordovician-Silurian extinction event

It was again my privilege to join my Estonian colleagues on a paper (published today in Palaeoworld) describing sclerobionts (hard-substrate dwelling organisms) from the Lower Paleozoic. This time we record the earliest species of the problematic genus Allonema, finding them … Continue reading

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Voices in the Trees: Update on the Alaska Youth Stewards and The College of Wooster Tree-Ring Lab Collaboration at Five Years

Participants: Greg Wiles, Nick Wiesenberg, Ben Gaglioti, Daniel Mann, Gabrielle Sjoberg, Eloise Peabbles, Eric Benedict, Julian Narvaez, Bob Girt, Arianna Lapke, Lilly Hinkley, Amanda Flory, Michail Protopapadakis, Wenshuo Zhao, Tyrell Cooper,  Lynnsey Delio, Isabel Held, Dexter Pakula, Landon Vaughan, Lev … Continue reading

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Dr. Nicolás Young – Our 44th Annual Osgood Speaker

It was a honor to welcome Dr. Nicolás Young (’05) back to the College to be our 44th Osgood Speaker. Dr. Young hails from the Lamont-Doherty Earth Observatory’s Cosmo Lab, where he is a Associate Research Scientist. Nicolás is a … Continue reading

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Dating a Cabin from Pittsburgh

Dr. Mark Abbott and his graduate students Cole and Adeel visited the Wooster Tree Ring Lab with portions of white oak beams from a historic cabin in Pittsburgh. The mission was to tree ring date the outer ring of the … Continue reading

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A new paper describing the feeding apparatus of Silurian cornulitids from China: More evidence supporting placement of this group in the lophophorates

It was my privilege to join an Estonian-Polish-Chinese-American team interpreting partial soft-tissue preservation of the feeding devices of Silurian cornulitids, which are extinct Paleozoic organisms that constructed small conical, ribbed tubes. Cornulitids are very common sclerobionts (hard-substrate dwellers) in the … Continue reading

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Paleoecology (2025) and New Displays in Scovel Hall

Dr. Lyon’s class along with her TAs and in collaboration with the Wooster Art Museum’s director Dr. Marianne Wardle, significantly upgraded many of the fossil and mineral displays in Scovel Hall this past fall. The classes hard work was revealed … Continue reading

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A New Paper on Deciduous Conifers at Secrest Arboretum

Imagine a world with larch trees in the uplands and dawn redwoods in the flats, and bald cypress trees in the wetlands. This existed in the Eocene (~40 million years ago) when the world was warmer, the treeline was at … Continue reading

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A Blast from the Past: Paleoecology 2025 Visits Cleveland Museum of Natural History

by Claire Elsie and Allie Toombs, with contributions from other Paleoecology students. On Saturday, November 8th, Dr. Lyon’s paleoecology class visited the Cleveland Museum of Natural History for inspiration for our own museum project. We explored the exhibits and analyzed … Continue reading

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A Tradition Continues: Richmond, Indiana – Paleoecology, Fall 2025

Blog post written by students enrolled in the course, including Madeline Eaton and Lynnsey Delio. On August 30th, Dr. Lyon’s Paleoecology class took a trip down to Richmond, Indiana to collect fossils for their lab project. The class found many … Continue reading

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Muscle scars in tiny conical fossils: A new paper describing the musculature of Devonian tentaculitids from Armenia and what they mean for the biology and evolution of the group

A new paper on tentaculitid paleobiology and evolution has just appeared in its final form in the journal Historical Biology. The authors are headed by my Estonian friend Olev Vinn and include two new Armenian colleagues Tamara Hambardzumyan and Vahram … Continue reading

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