Description
This listing features a genuine Pygurus fossil sea urchin (echinoid) from the Jurassic Period, discovered in the renowned fossil-rich regions of Madagascar. Estimated to be around 201 to 145 million years old, this beautifully preserved echinoderm offers a fascinating glimpse into Earth’s ancient marine ecosystems.
Pygurus is a genus of extinct regular echinoids, part of the class Echinoidea, a group that includes modern sea urchins and sand dollars. Like its modern relatives, Pygurus possessed a round, dome-shaped shell (called a “test”) covered in spines used for movement and protection. Over millions of years, the organic materials decayed, and minerals slowly replaced them, preserving the intricate shell structure in stone.
Echinoids have existed in Earth’s oceans for over 450 million years, and the fossil record of these animals is vital for understanding changes in ancient seafloor environments. Their unique radial symmetry and calcium carbonate tests make them particularly resilient to fossilisation.
This specimen retains beautiful structural detail and displays the symmetrical pattern typical of urchins. It serves as a brilliant collector’s item or educational display, appealing to fossil enthusiasts, geology educators, and students alike.
Item Details:
- Specimen: Pygurus (Sea Urchin) Fossil
- Age: Jurassic Period (201–145 million years ago)
- Location: Madagascar
- Scale Reference: Scale cube = 1cm. Please refer to the photo for accurate sizing.
- Certificate of Authenticity: Included
ACTUAL AS SEEN:
The photo shows the exact specimen you will receive. Each fossil is individually hand-selected and photographed for authenticity and quality.
Please Note:
- Some fossils may be gently propped for photography.
- Colours may vary slightly due to lighting or device display settings.
- Measurements are as accurate as possible, though slight variance can occur with irregular specimens.
- Once this specimen is sold, the listing will be refreshed with a new hand-selected item and updated images.
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100% Genuine Fossil – Professionally Selected – Certificate of Authenticity Included






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