Crinoid Calyx

Submitted by: Mike Topor
Taxon: Pyrenocrinus berryorum
Submit date: 2008-03-30
Location (approximate): Arkona, Lambton, ON
Stratigraphy: Hungry Hollow Formation
Age: Erian (Middle Devonian)
Submitter notes: A very rare crinoid calyx. The larger specimen measures 12mm x 9mm and the smaller is 7.5mm x 8.5mm.

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