BLASTOID

Submitted by: Alex Fabian
Taxon: Hyperoblastus sp.
Submit date: 2010-11-26
Location (approximate): Alpena, Alpena, MI
Stratigraphy: Alpena Formation
Age: Erian (Middle Devonian)
Submitter notes: A side view of an excellent 'undescribed' specimen from what used to be the 'Dock Street Clay' The blastoid measures 20mm X 13mm.

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