Starfish and Crinoid

Submitted by: Joseph Koniecki
Taxon: Arthroacantha carpenteri, Devonaster triradiatus
Submit date: 2009-08-26
Location (approximate): Arkona, Lambton, ON
Stratigraphy: Arkona Formation
Age: Erian (Middle Devonian)
Submitter notes: The slab is about 10 cm across. The Arthroacantha crinoid has regenerating arms.

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