Echinoid Collection (#2)

Red sea urchin (Strongylocentrotus franciscanus) amongst purple sea urchins (Strongylocentrotus purpuratus) in a tide pool at low tide

Red sea urchin (Astropyga radiata). Photographed in Lembeh Strait, Sulawesi, Indonesia

Flower urchin (Toxopneustes pileolus). This sea urchin is very poisonous and lethal to humans. Sea urchins feed mainly on algae, but will also eat invertebrates such as mussels

Zebra crab on a fire urchin
Zebra crab (striped) on a fire urchin (Asthonosoma varium). Zebra crabs (Zebrida adamsii) live on sea urchins and are found throughout the Indo-Pacific

1697 Fossil sea urchin Clypheus from Plot
The Jurassic fossil sea urchin Clypheus ploti is shown on top of the engraving from 1697 where Robert Plot illustrates the species for the first time in his " Natural History of

Zebra crab on a sea urchin. Zebra crabs (Zebrida adamsii) live on sea urchins and are found throughout the Indo-Pacific. Photographed in Lembeh Strait, North Sulawesi, Indonesia

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"Echinoids: A Fascinating World of Ancient and Modern Sea Urchins" Meet Tylocidaris clavigera, a remarkable species of sea urchin known for its spiky appearance and vibrant colors. Temnocidaris sceptrifera, a fossil echinoid that offers us a glimpse into the ancient marine life that once thrived on our planet. Crinoids, often mistaken for plants, are actually distant relatives of echinoids with delicate feathery arms swaying in ocean currents. Eucidaris tribuloides, an enchanting sea urchin found in tropical waters, showcases intricate patterns and formidable spines for protection. Micraster coranguinum (Leske), commonly referred to as the shepherds crown echinoid, is an exquisite example of nature's craftsmanship. Conulus albogalerus (Leske), another member of the Shepherds Crown family, displays stunning symmetry and intricate designs on its surface. Clypeaster altus takes us back in time as we explore this fossilized echinoid shell from ages past - a testament to Earth's rich history. Echinocorys scutata Leske introduces us to the fairy loaf echinoid with its distinctive shape resembling a whimsical pastry delight. Clypeus ploti reveals itself as yet another fascinating fossil echinoid specimen that captivates with its unique features frozen in time. Discover the unexpected beauty within flint handaxes incorporating fragments of fossil echinoids - evidence of early human fascination with these creatures. From ancient fossils to living wonders beneath the waves today, echinoids continue to amaze us with their diversity and resilience throughout millions of years on Earth's ever-changing stage.