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Fossil Echinoid (Sea Urchin: Micraster senonensis) – Coniacian, Upper Cretaceous, St Margarets Bay, Kent, UK

£18.00

This listing is for a genuine fossil echinoid (Micraster senonensis), a well-preserved sea urchin specimen from the Coniacian stage of the Upper Cretaceous period, found in the renowned chalk deposits of St Margarets Bay, Kent, UK. This rare specimen is a superb addition to any fossil collection, showcasing the marine life of the Late Cretaceous.

About Micraster senonensis (Fossil Echinoid)

Micraster is a genus of extinct heart urchins that thrived in the soft seabeds of the Cretaceous period. These echinoids were well adapted for burrowing and are commonly found in chalk deposits. Micraster senonensis is particularly sought after for its well-defined test (shell), distinctive symmetrical shape, and clear preservation of its structural features. This species provides valuable insights into the paleoecology of Cretaceous marine environments.

Fossil Details:

  • Scientific Name: Micraster senonensis
  • Common Name: Fossil Echinoid (Sea Urchin)
  • Geological Age: Upper Cretaceous (Coniacian Stage)
  • Formation/Location: Chalk, St Margarets Bay, Kent, UK
  • Size: Please refer to the listing photos with scale for accurate dimensions
  • Condition: Well-preserved with excellent natural detail

Why This Fossil is Special:

  • A rare and scientifically significant Micraster senonensis specimen
  • From the famous chalk deposits of St Margarets Bay, Kent
  • A fantastic display piece for collectors, educators, or museums
  • Comes from the prestigious Alice Purnell Collection, one of the largest ammonite and fossil collections in the world
  • 100% Genuine Specimen with a Certificate of Authenticity

What You See is What You Get

The fossil shown in the listing photos is the exact specimen you will receive. No stock images are used.

Buy with Confidence:

  • 100% Authentic Specimens – Professionally sourced, identified, and verified
  • Secure Packaging – Carefully wrapped for safe delivery
  • Fast & Reliable Shipping – Worldwide shipping available with professional handling

This Micraster senonensis fossil is a fascinating piece of ancient marine history, perfect for fossil collectors, students, and enthusiasts. Don’t miss the opportunity to own this exceptional echinoid fossil.

(Actual as seen)

Out of stock

SKU: AF0289 Category:

Description

This listing is for a genuine fossil echinoid (Micraster senonensis), a well-preserved sea urchin specimen from the Coniacian stage of the Upper Cretaceous period, found in the renowned chalk deposits of St Margarets Bay, Kent, UK. This rare specimen is a superb addition to any fossil collection, showcasing the marine life of the Late Cretaceous.

About Micraster senonensis (Fossil Echinoid)

Micraster is a genus of extinct heart urchins that thrived in the soft seabeds of the Cretaceous period. These echinoids were well adapted for burrowing and are commonly found in chalk deposits. Micraster senonensis is particularly sought after for its well-defined test (shell), distinctive symmetrical shape, and clear preservation of its structural features. This species provides valuable insights into the paleoecology of Cretaceous marine environments.

Fossil Details:

  • Scientific Name: Micraster senonensis
  • Common Name: Fossil Echinoid (Sea Urchin)
  • Geological Age: Upper Cretaceous (Coniacian Stage)
  • Formation/Location: Chalk, St Margarets Bay, Kent, UK
  • Size: Please refer to the listing photos with scale for accurate dimensions
  • Condition: Well-preserved with excellent natural detail

Why This Fossil is Special:

  • A rare and scientifically significant Micraster senonensis specimen
  • From the famous chalk deposits of St Margarets Bay, Kent
  • A fantastic display piece for collectors, educators, or museums
  • Comes from the prestigious Alice Purnell Collection, one of the largest ammonite and fossil collections in the world
  • 100% Genuine Specimen with a Certificate of Authenticity

What You See is What You Get

The fossil shown in the listing photos is the exact specimen you will receive. No stock images are used.

Buy with Confidence:

  • 100% Authentic Specimens – Professionally sourced, identified, and verified
  • Secure Packaging – Carefully wrapped for safe delivery
  • Fast & Reliable Shipping – Worldwide shipping available with professional handling

This Micraster senonensis fossil is a fascinating piece of ancient marine history, perfect for fossil collectors, students, and enthusiasts. Don’t miss the opportunity to own this exceptional echinoid fossil.

Additional information

Weight 0.1 g
Dimensions 10 × 10 × 10 cm
Era

Cretaceous

Origin

United Kingdom

Cretaceous Information

The Cretaceous Period (145–66 million years ago) was the final era of the Mesozoic, marked by the dominance of dinosaurs and the rise of flowering plants. It had a warm, greenhouse climate, with high sea levels that created vast shallow inland seas. Marine life flourished, including mosasaurs, ammonites, and rudist reefs, while the land was ruled by iconic dinosaurs like Tyrannosaurus rex, Triceratops, and Spinosaurus. Mammals and birds diversified, and insects thrived. The period ended with the mass extinction event, likely caused by an asteroid impact, wiping out the dinosaurs and paving the way for the rise of mammals in the Cenozoic.

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