Coelopleurus is an extant genus of echinoids with fossil records dating back to the Eocene,[1] with remains found in Europe and North America.

Coelopleurus
Temporal range: Eocene–Present
Coelopleurus maculatus
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Echinodermata
Class: Echinoidea
Order: Arbacioida
Family: Arbaciidae
Genus: Coelopleurus
Agassiz

Characteristics edit

 
Test of a Coelopleurus exquisitus

These abyssal sea urchins are characterized by their surprisingly bright color pattern, usually red and white. Even more surprisingly, their tests (skeletons) are brightly colored, too, even after drying, or sometimes fossilization.[2]

Species edit

According to World Register of Marine Species:[3]

Fossil species:

  • Coelopleurus elegans (Bell), from the Pleistocene of the Jizo-do formation of Japan[4]

References edit

  1. ^ Fossils (Smithsonian Handbooks) by David Ward (p. 179)
  2. ^ Mah, Christopher L. "Coelopleurus : The most gorgeous urchin you never heard of!". The Echinoblog..
  3. ^ Coelopleurus on WoRMS.
  4. ^ Coelopleurus elegans (Bell) at museum.tohoku.ac.jp

Further reading edit

External links edit