Crinoid Crown

Submitted by: Pat Rutkowski
Taxon: Synbathocrinus matutinus
Submit date: 2008-03-12
Location (approximate): Alpena, Alpena, MI
Stratigraphy: Thunder Bay Formation
Age: Erian (Middle Devonian)
Submitter notes: A rare small crown measuring 49mm high and 7mm wide. The slab measures 55m x 37mm.

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