Rare 4″ Macrocephalites gracilis Fossil Ammonite, Lower Callovian, Jurassic – Villers S Mer, France – Genuine with COA

Description

Rare 4″ Macrocephalites gracilis Fossil Ammonite – Lower Callovian, Jurassic – Villers S Mer, France

100% Genuine Fossil with Certificate of Authenticity

We are proud to present this stunning 4-inch Macrocephalites gracilis fossil ammonite, discovered in Villers S Mer, France. This exceptional specimen dates back to the Lower Callovian stage of the Jurassic Period (~165 million years ago). The Macrocephalites gracilis ammonite is prized for its graceful coiled shell and distinct suture patterns, making it a rare and highly desirable specimen for fossil collectors.

Geological and Fossil Information:

• Fossil Type: Macrocephalites gracilis Fossil Ammonite
• Species: Macrocephalites gracilis
• Morphology Features: The Macrocephalites gracilis ammonite features a planispiral shell, with elegant, tightly coiled whorls and smooth, well-defined sutures. Its spiral structure and smooth surface are typical of Macrocephalites species, making it a notable example of the Lower Callovian ammonites.
• Geological Stage: Lower Callovian, Jurassic (~165 million years ago)
• Depositional Environment: The ammonite was formed in a shallow marine environment, characteristic of the Lower Callovian seas. These seas were rich in marine life, providing ideal conditions for ammonites like Macrocephalites gracilis to thrive.
• Biozone: This specimen belongs to the Lower Callovian biozone, part of the Jurassic period, which was marked by a diverse and abundant marine ecosystem.
• Family: Desmoceratidae
• Super Family: Ammonitoidea
• Order: Ammonitida
• Formally Identified By: This fossil has been professionally identified by paleontologists based on its distinct morphological features and the geological context of its discovery in Villers S Mer, France, ensuring the specimen’s authenticity.

Size and Visuals:

The fossil measures approximately 4 inches in diameter. A scale rule (1cm squares) is included in the attached photo for accurate size reference. The photo is of the actual specimen you will receive, carefully chosen to highlight its exceptional preservation and intricate details.

Authenticity and Certification:

All of our fossils are 100% genuine specimens and come with a Certificate of Authenticity, ensuring the provenance and authenticity of the fossil. This Macrocephalites gracilis ammonite from Villers S Mer, France, is a rare and beautiful example of Lower Callovian ammonites, making it an exceptional addition to any fossil collection.