Submitted by: Joseph Koniecki
Taxon: Tornoceras uniangulare widderi
Submit date: 2008-03-22
Location (approximate): Arkona, Lambton, ON
Stratigraphy: Widder Formation
Age: Erian (Middle Devonian)
Submitter notes: An example of the more typical preservation of ammonites in the Widder formation. The ammonite is 2.2 cm across.