-- C37AZ54X01
-- C37AZ54M04
-- C37AZ54S01
-- C37AZ54S02
-- C37AZ54S03
- Collected:Site
C, Leipers Shale in Nashville, Tennessee, USA, from Upper Ordovician deposits.
- Estimated Age: about 450 million years old
- Dimensions: scale bar is .5 mm
- Comments: asymmetric element. Cusp has
two large accessory denticles
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