Scolecondont fossils that appears to be a
Cornugenys (
Jansonius & Craig, 1971).
Images were taken under microscope and field of view is 2 mm. Found near
Brookville Lake, Franklin County Indiana USA and Waynesville Formation dates to the
Ordovician Period.
Learn more at the Dry Dredgers site: http://drydredgers.org/scolec2.htm
Thanks to Kenny for the images.