Your ammonite probably is...
Turrilites
Suture: Ammonitic
Turrilites was coiled in a tight conical pattern. It has radial ribs that may have bumps. Turrilites lived in the Upper Cretaceous.
Image from the Freshwater and Marine Image Bank at the University of Washington, Public Domain, https://commons.wikimedia.org/wiki/File:FMIB_48765_Turrilites_catenulatus_d%27Org,_Gault_(A).jpeg
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