Submitted by: Joseph Koniecki
Taxon: Arthroacantha carpenteri, Eugasterella thorni
Submit date: 2008-03-22
Location (approximate): Arkona, Lambton, ON
Stratigraphy: Arkona Formation
Age: Erian (Middle Devonian)
Submitter notes: This is a very nice crinoid crown that also has a brittle star lying on the arms. The crinoid is about 5 cm across the arms.