Name/Title
S22.02.005Description
Ohio Academy of Science fieldtrip in 1985 at Backbone Creek in Clermont County, Ohio. Image shows oriented nautiloid shell fossils in limestone. Bedrock is from the Ordovician Geologic Period.
This slide image included in the USGS National Digital Catalog for NGGDPP Grant G15AP00115 in FY2015.Context
Shell fossils in sandstone rock, hammer on top. Backbone Creek in Clermont County,Ohio.