Nautiloid Cephalopod

Submitted by: Mary Ann Szwabowski
Taxon: Michelinoceras anguliferum alpenense
Submit date: 2021-02-17
Location (approximate): Alpena, Alpena, MI
Stratigraphy: Newton Creek Formation
Age: Erian (Middle Devonian)
Submitter notes: The siphuncle of this cephalopod is visible in the upper right photo

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