Placoblastus obovatus

Submitted by: David Thompson
Taxon: Placoblastus obovatus
Submit date: 2007-02-03
Location (approximate): Alpena, Alpena, MI
Stratigraphy: Thunder Bay Formation
Age: Erian (Middle Devonian)
Submitter notes: This is an Oral view of the same speciman with the Anal opening about 2:00 o'clock. Hands give scale

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