Blastoid

Submitted by: Joseph Koniecki
Taxon: Heteroschisma alatus
Submit date: 2013-07-23
Location (approximate): Alpena, Alpena, MI
Stratigraphy: Potter Farm Formation
Age: Erian (Middle Devonian)
Submitter notes: This blastoid is 1.3 cm tall. The side and top view are of the same specimen.

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