RARE Quenstedtoceras brasili & Peltoceras prepreprism Ammonite Fossil Block – Upper Callovian, Jurassic, Weymouth, UK – COA

Description

This is a rare multi-ammonite fossil block featuring Quenstedtoceras brasili & Peltoceras prepreprism, dating to the Upper Callovian stage of the Middle Jurassic (~164 million years ago), discovered in Weymouth, United Kingdom.

Quenstedtoceras brasili is a genus of evolute ammonites known for its well-defined, ribbed shell structure, while Peltoceras prepreprism is part of the Perisphinctidae family, characterized by its intricate ornamentation and coiling. The presence of both species in a single matrix provides a scientifically valuable glimpse into Jurassic marine biodiversity.

The Upper Callovian formations of Weymouth are renowned for yielding ammonite-rich fossil deposits, helping paleontologists understand Jurassic marine environments. This fossil block is a collector’s item, showcasing multiple ammonites preserved together in their natural matrix, making it an excellent display or study piece.

Geological Information:

• Formation: Upper Callovian Marine Deposits
• Stage: Upper Callovian, Middle Jurassic (~164 million years old)
• Location: Weymouth, United Kingdom
• Depositional Environment: Shallow marine seabed with clay-rich sedimentation

Fossil Characteristics:

• Quenstedtoceras brasili & Peltoceras prepreprism ammonite fossil block
• Distinct ribbing and well-preserved suture patterns
• Rare ammonite association in a single fossil matrix
• Highly collectible Callovian ammonite specimen from Weymouth, UK

Key Features:

• Authentic Quenstedtoceras brasili & Peltoceras prepreprism ammonite fossil
• Rare Jurassic multi-ammonite block from the UK
• From the Alice Purnell Collection
• 100% genuine specimen with Certificate of Authenticity

Scale Rule / Cube = 1cm – Please refer to the photos for accurate sizing.

All fossils are securely packaged for worldwide shipping.