Submitted by: ummp invertebrate paleontology
Taxon: Atrypa impressa
Submit date: 2009-01-17
Location (approximate): Saint James, Charlevoix, MI
Stratigraphy: Bois Blanc Formation
Age: Ulsterian (Middle Devonian)
Submitter notes: This specimen is a figured specimen. It is 3 cm across. The specimen is from Beaver Island.