Submitted by: Michael Lask
Taxon: Arthroacantha carpenteri
Submit date: 2014-10-04
Location (approximate): Sylvania, Lucas, OH
Stratigraphy: Silica Formation
Age: Erian (Middle Devonian)
Submitter notes: 102 mm from top of the arms to the bottom of the calyx.
Collected and prepared by Patricia Rutkowski.