Submitted by: ummp invertebrate paleontology
            
            Taxon:  Hexagonaria anna
            
            Submit date: 2009-01-06
            
            Location (approximate): , Alpena, MI
            
            Stratigraphy: Ferron Point Formation
            
            Age: Erian (Middle Devonian)
            
            Submitter notes: Bottom view of the same specimen.