Description
RARE TELOCERAS CORONATUM AMMONITE FOSSIL – LOWER BAJOCIAN, JURASSIC
This is a rare and well-preserved specimen of Teloceras coronatum from the Murchisoniac Zone of the Inferior Oolite, dating back to the Lower Bajocian Stage of the Jurassic period (~170 million years ago). It was found at Frogden Quarry, Sherbourne, Dorset, UK, a well-known but increasingly rare fossil locality.
This exceptional ammonite is part of the prestigious Alice Purnell Collection, one of the most significant ammonite collections in the world. It is 100% genuine and comes with a Certificate of Authenticity, ensuring its provenance and quality.
Fossil Details:
- Species: Teloceras coronatum
- Geological Age: Lower Bajocian Stage (~170 million years ago)
- Zone: Murchisoniac Zone, Inferior Oolite Formation
- Formation: Inferior Oolite
- Location: Frogden Quarry, Sherbourne, Dorset, UK
- Size:11 inches (see scale in images: squares = 1cm)
- Preservation: Excellent ribbing with clear growth lines
- Provenance: From the esteemed Alice Purnell Collection
- Authenticity: Certificate of Authenticity included
About Teloceras coronatum
This species belongs to the Stephanocerataceae superfamily, a group of ammonites known for their coiled, ribbed shells and intricate suture patterns. Teloceras coronatum is distinguished by its strong, well-defined ribs and coronate (crowned) appearance, making it a highly collectible and scientifically valuable specimen.
The Inferior Oolite Formation is a famous Middle Jurassic deposit, containing some of the most diverse and well-preserved ammonite fossils in the UK. The Murchisoniac Zone represents a specific interval within this formation, making ammonites like Teloceras coronatum valuable reference fossils for stratigraphy and paleontology.
Why This Fossil is Special:
✔ Rare UK Locality – Fossils from Frogden Quarry are becoming increasingly scarce.
✔ High-Quality Preservation – Beautiful ribbing and detailed growth lines.
✔ Scientific & Display Value – Perfect for researchers, collectors, and museums.
✔ Highly Collectible – From the Alice Purnell Collection, a world-renowned ammonite collection.
✔ Authenticity Guaranteed – Comes with a Certificate of Authenticity.
Perfect for Collectors & Enthusiasts!
This ammonite is ideal for:
✅ Fossil collectors looking for rare UK ammonites.
✅ Museums & institutions for research and exhibition.
✅ Paleontology enthusiasts fascinated by ammonite evolution.
✅ Geology students studying Jurassic marine ecosystems.
Certificate of Authenticity & Fossil Condition
- 100% genuine fossil – No restoration, fully natural preservation.
- Certificate of Authenticity included – Verified species and origin.
- Scale rule squares = 1cm – Full sizing details available in the images.
- You will receive the exact fossil shown in the photos.
Why Buy From Us?
✅ Authentic Specimens – All fossils are 100% genuine and legally sourced.
✅ Expert Curation – Selected from the Alice Purnell Collection.
✅ Secure Packaging & Fast Shipping – Ensuring your fossil arrives in perfect condition.
✅ Customer Satisfaction Guaranteed – Trusted by fossil collectors worldwide.







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