Bivalve Clam Shell Fossil from Madagascar – Jurassic Sea Relic

Late Jurassic Fossil Bivalve (Clam) Shell from Madagascar - 160 Million Years in the Making

This polished fossil bivalve (clam) shell was collected near Sakaraha in the Tulear Province of Madagascar and dates back to the Late Jurassic, approximately 160 million years ago. Expert polishing reveals smooth contours, flowing growth lines, and warm natural tones of cream, honey, and caramel, making each specimen visually unique. The fossil measures 52 mm × 72 mm × 32 mm and weighs about 159 grams, giving it a satisfying, display-ready presence.

Bivalvesancient relatives of modern clams and oysterslived in warm, shallow seas, resting on or just beneath the seafloor where they filtered seawater for food. After death, this shell was buried by sediment and slowly mineralised over millions of years, transforming it into stone while preserving its original form.

Perfect for fossil enthusiasts and collectors, this Madagascan bivalve is a tangible piece of Jurassic ocean history.
Add this authentic marine fossil to your collection and hold 160 million years of Earth's story in your hands.

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