Crinoid and Trilobite

Submitted by: Joseph Koniecki
Taxon: Eldredgeops milleri, Arthroacantha carpenteri
Submit date: 2025-09-03
Location (approximate): Sylvania, Lucas, OH
Stratigraphy: Silica Formation
Age: Erian (Middle Devonian)
Submitter notes: The crown of the crinoid is 5 cm tall.

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