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Bothriocidaris

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Bothriocidaris
Temporal range: Ordovician
Scientific classification
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Bothriocidaris

Eichwald, 1860

Bothriocidaris (meaning best furrow or best trench) is an extinct genus of echinoid from the Ordovician. It grew to 6 inches (150 mm) in size and fed on plankton.

Bothriocidaris globulus. from the Encyclopædia Britannica, 1911. The short spines which were attached to the tubercles are not drawn.

References

  • Dinosaurs to Dodos: An Encyclopedia of Extinct Animals by Don Lessem and Jan Sovak
  • Parker, Steve. Dinosaurus: the complete guide to dinosaurs. Firefly Books Inc, 2003. Pg. 55