Rare 4″ Fossil Ammonite Wagnericeras wagneri | Jurassic Upper Bathonian Deux-Sèvres France | Genuine COA

Description This listing features a rare and well-preserved 4-inch fossil ammonite, Wagnericeras wagneri, from the Upper Bathonian Stage of the Jurassic Period, collected in Deux-Sèvres, France. The photo shows the actual specimen you will receive. Each scale cube represents 1cm — please refer to the image for complete sizing. This fossil has been carefully selected for its scientific and visual quality, and is ideal for collectors, educators, and researchers alike. All of our Fossils are 100% Genuine Specimens & come with a Certificate of Authenticity.   Geological & Scientific Information: Fossil Type: Ammonite Species: Wagnericeras wagneri Order: Ammonitida Superfamily: Stephanoceratoidea Family: Tulitidae (sometimes placed within Sonniniidae depending on classification) Geological Stage: Upper Bathonian (approx. 166.1 – 164.7 million years ago) Biozone: Possibly the Retrocostatum or Zigzag Zones based on known occurrences Period: Jurassic Locality: Deux-Sèvres, Nouvelle-Aquitaine, France Depositional Environment: Shallow marine environment; fine-grained carbonate-rich sediment typical of epicontinental seas in the European Jurassic   Morphology & Notable Features: Shell moderately involute with slightly compressed whorl section Distinctive ribbing pattern, often falcoid (sickle-shaped) or bifurcating across flanks Rounded venter with continuous rib development Ornamentation is well-defined and contributes to the diagnostic value of the species Specimens like this are uncommon in commercial fossil markets and prized by collectors   Scientific Significance: Wagnericeras wagneri is a relatively rare ammonite from the Upper Bathonian, important in regional biostratigraphic frameworks across western Europe. Its well-preserved features make it useful in correlating marine strata and understanding ammonoid evolutionary trends during the Middle Jurassic. Formally described in classic European ammonite literature, this species is noted for its sharp ornamentation and limited stratigraphic range, making it a valuable zone fossil in refined geological studies.   Ideal For: Ammonite and Jurassic fossil collectors Stratigraphic and paleontological reference collections Academic study or museum-quality display   What You Will Receive: The exact Wagnericeras wagneri fossil shown in the photos Certificate of Authenticity Secure, protective packaging for safe delivery   Please don’t hesitate to message us with any questions — we’re happy to provide further information or assist with other fossil enquiries.