Submitted by: ummp invertebrate paleontology
Taxon: Stokesoceras engadinense
Submit date: 2008-02-23
Location (approximate): Engadine, Mackinac, MI
Stratigraphy: Manistique Formation
Age: Niagaran (Middle Silurian)
Submitter notes: This specimen is the holotype for this species. It measures 9 cm across.