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Tag Archives: Maryland
Wooster’s Fossil of the Week: Mysterious tentaculitids (Devonian of Maryland)
The sharp little conical fossils above are common Paleozoic fossils, especially in the Devonian. They are tentaculitids now most commonly placed in the Class Tentaculitoidea Ljashenko 1957. Tentaculitids appeared in the Ordovician and disappeared sometime around the end of the … Continue reading
Wooster’s Fossils of the Week: Another molluscan assemblage from the Miocene of Maryland (side two)
Last month we featured a fossil slab kindly donated by Dale Chadwick of Lancaster, Pennsylvania. Dale is an enthusiastic fossil collector with a very useful website for his favorite sites and specimens. I promised to show the other side of … Continue reading
Wooster’s Fossils of the Week: A molluscan assemblage from the Miocene of Maryland
Earlier this month a gentleman stopped by The Department of Geology and donated the above beautiful slab of fossils to our program. Dale Chadwick of Lancaster, Pennsylvania, is an avid amateur fossil collector with a very useful website and considerable … Continue reading
Wooster’s Fossils of the Week: Large Miocene barnacles with bioimmurations from Maryland
These two beautiful barnacles are from the Calvert Formation (Middle Miocene) exposed near Parker Creek in Maryland. They are likely of the genus Chesaconcavus. Barnacles are most unlikely crustacean arthropods, cousins of shrimp, crabs and lobsters. Most, like these above, … Continue reading
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 convince Europe that … Continue reading