Submitted by: John Topor
Taxon: Mucrospirifer thedfordensis
Submit date: 2007-03-12
Location (approximate): Thedford, Lambton, ON
Stratigraphy: Widder Formation
Age: Erian (Middle Devonian)
Submitter notes: Three weathered-out examples of this well-known, common brachiopod. In the photo, the top right and bottom specimens show the brachial valve view and the top left shows the pedicle valve view. The largest is 52mm long, and the smallest is 40mm in length.

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