Rare: stephanoceras sp. fossil ammonite – ovalis zone, inferior oolite, bajocian, jurassic – sherborne, dorset, uk – coa

Description

This is a rare and well-preserved Stephanoceras sp. ammonite fossil from the Ovalis Zone of the Inferior Oolite, Middle Jurassic (~170 million years ago). It was discovered in Sherborne, Dorset, UK, a well-known fossil locality within the Jurassic Coast region.

Stephanoceras is an extinct genus of ammonites belonging to the family Stephanoceratidae, characterized by its ornate, ribbed shell with pronounced tubercles. These ammonites were fast-moving marine predators, using their tentacles to capture prey in the warm Jurassic seas.

Geological Information:

• Species: Stephanoceras sp.
• Age: Middle Jurassic (~170 million years ago)
• Stage: Bajocian
• Zone: Ovalis Zone
• Formation: Inferior Oolite
• Location: Sherborne, Dorset, UK
• Depositional Environment: Shallow marine seabed

Fossil Features:

✔ Distinctive ribbed shell with well-preserved ornamentation

✔ Classic Jurassic ammonite with visible growth sutures

✔ Authentic fossil from an important Jurassic ammonite-bearing site

✔ Perfect for collectors, museum exhibits, and educational purposes

Additional Information:

All fossils are 100% genuine specimens and come with a Certificate of Authenticity. Scale Rule / Cube = 1cm – Please refer to the photos for accurate sizing.

This Stephanoceras ammonite fossil is a stunning collector’s piece and a remarkable example of Jurassic marine life. A perfect addition to any fossil collection!