3851
Two Fossil Stone Plates: Orthoceras & Ammonites
Sold
$150
Timed Auction
Railroad Crossing Discovery Auction: Closing September 6th, 2023
Category
Description
Devonian Period, about 420-360 Ma, likely from Morocco; each densely packed with shells high in calcite, in black marble matrix; one octagonal, 10 in. Diam.; the other elliptical, 8 x 10 in.
Provenance
From the collection of William J. Tudor, Baltimore, MD.
