This is an exceptionally rare and beautifully preserved 5.5" specimen of Uptonia jamesoni, a highly sought-after ammonite from the Lower Lias of the Jurassic Coast. Discovered in the famous fossil-rich deposits of Charmouth, Lyme Regis, Dorset, UK, this ammonite is a remarkable example of early Jurassic marine life, dating back approximately 190 million years.

Ammonites from the Uptonia genus are rare finds, particularly in this level of preservation, making this an exceptional addition to any fossil collection.

Fossil Details:

• Species: Uptonia jamesoni
• Fossil Type: Ammonite
• Age: Lower Lias, Early Jurassic (~190 million years old)
• Formation: Blue Lias Formation
• Location: Charmouth, Lyme Regis, Jurassic Coast, Dorset, UK
• Size: 5.5 inches in diameter (See scale reference in photos for exact sizing)
• Condition: Professionally cleaned and prepared to enhance detail

About Uptonia jamesoni and the Jurassic Coast Fossil Beds:

Uptonia jamesoni is an early Jurassic ammonite known for its distinct ribbing and coiled shell. Specimens from Charmouth and Lyme Regis are particularly prized due to their stunning preservation and historical significance. The Jurassic Coast, a UNESCO World Heritage Site, is world-famous for its exceptional fossil discoveries, with ammonites being one of the most iconic finds from the region.

Why This Fossil is Exceptional:

• Extremely rare species: Uptonia jamesoni ammonites are seldom found in such well-preserved condition.
• Highly detailed preservation: This specimen retains fine shell features and stunning natural fossilization.
• A piece of paleontological history: Sourced from the Jurassic Coast, one of the world’s most famous fossil sites.
• Comes from the renowned Alice Purnell Collection, one of the largest ammonite collections globally.
• Accompanied by a Certificate of Authenticity, ensuring it is a 100 percent genuine fossil.

What You See is What You Get

The fossil shown in the listing photos is the exact specimen you will receive—no stock images.

Secure Purchase and Shipping:

• Guaranteed 100 percent authentic, professionally identified, and verified.
• Expertly packaged to ensure safe worldwide delivery.
• Tracked and insured shipping available for secure transit.

This Uptonia jamesoni ammonite is a museum-quality fossil, offering an extraordinary glimpse into the prehistoric marine world of the Early Jurassic. A must-have for fossil collectors, museums, and enthusiasts of natural history.