Description Rare Pleuromya uniformis Fossil Bivalve – Lower Sinemurian Stage, Jurassic Period – Blockley, United Kingdom This listing features a rare Pleuromya uniformis fossil bivalve from the Lower Sinemurian stage of the Jurassic period, found in the Middle Lias Formation at Blockley, United Kingdom. This genuine specimen showcases the elongated shell structure and fine preservation typical of the Pleuromya genus. About Pleuromya uniformis: Pleuromya uniformis is an extinct species of marine bivalve that thrived in shallow seas during the Jurassic period. Known for its elongated, symmetrical shell and subtle growth lines, Pleuromya was a sediment-dwelling filter feeder that played a significant role in Jurassic marine ecosystems. Its streamlined form made it well-suited for life buried within soft seafloor sediments. Geological Context: Formation: Middle Lias Age: Lower Sinemurian, Jurassic (~199 – 190 million years ago) Location: Blockley, United Kingdom The Middle Lias Formation is renowned for its rich fossil record, preserving a variety of marine life including ammonites, belemnites, gastropods, and bivalves like Pleuromya. The Lower Sinemurian stage represents a time of extensive shallow seas, ideal for the proliferation of marine invertebrates. Fossil Details: 100% Genuine Pleuromya uniformis Fossil Bivalve Age: Lower Sinemurian, Jurassic (~199 – 190 million years ago) Origin: Blockley, United Kingdom Elongated Shell with Fine Growth Lines Scale Rule Squares/Cube = 1cm (Please refer to photos for full sizing) Comes with a Certificate of Authenticity From the prestigious Alice Purnell Collection, one of the world’s largest ammonite and marine fossil collections Why This Specimen is Special: Rare Jurassic Bivalve Fossil from the UK Excellent preservation showcasing natural shell features Ideal for Collectors, Museums, or Educational Displays Carefully selected for its scientific and historical significance A valuable addition to any fossil or natural history collection This Pleuromya uniformis fossil bivalve offers a fascinating glimpse into ancient marine ecosystems and is perfect for fossil enthusiasts, educators, and collectors. �� Fast & Secure Shipping ��️ 100% Authenticity Guaranteed �� A Premium Collector’s Fossil Specimen Add this incredible piece of Jurassic marine history to your collection today!
