Dramatic Agaricocrinus Crawfordsville Crinoid Fossil


Name: Family Coelocrinidae; Agaricocrinus americanus

Age: Lower Mississippian Osagean Stage (345 m.y.a)

Size (25.4 mm = 1 inch): Agaricocrinus crown: 35 mm long by 35 mm wide on a 74 mm by 72 mm matrix

Location: Crawfordsville, Indiana Crinoids


Agaricocrinus americanusDescription: A well-preserved example of a sought-after Crawfordsville crinoid known as Agaricocrinus americanus (Family Coelocrinidae). The Agaricocrinus is exceptionally well preserved in very three-dimensional relief, showing the fine pinnulation needed to filter food from the water column, with other fine details evident from every aspect

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