This crinoid calyx fossil pictured above is known as Batocrinus icosidactylus (Casseday, 1854). It was found in the Salem Limestone of La...

  One day recently at lunch, I did not have much to eat. Looking through my desk I found a jar of reduced fat Jif peanut butter. So I ate so...

  This fragment of a crinoid calyx fossil pictured above is known as Dolatocrinus stellifer (Miller & Gurley, 1894). It was found in th...