Thank you for the correction, David. The beautiful Upper Cretaceous
epitoniid Striaticostatum Sohl, 1964 is also calcitic, and as a result is
very well-preserved at sites where all other gastropods have been reduced
to mere molds.

Andrew K. Rindsberg
Geological Survey of Alabama
"I wish I had a brain."--Scarecrow in The Wizard of Oz