-40%

Fossil Echinoid Sea Urchin, "Mepygurus depressus" Lit de la Lomaka, Madagascar.

$ 13.2

Availability: 100 in stock
  • Restocking Fee: No
  • Item must be returned within: 14 Days
  • Return shipping will be paid by: Buyer
  • Refund will be given as: Money Back
  • All returns accepted: Returns Accepted
  • Condition: New

    Description

    Echinoid Sea Urchin Callovian age, Middle Jurassic Lit de la Lomaka, Madagascar
    This type of Sea Urchin, "Mepygurus depressus", like a (sand dollar), is an extremely flat form of echinoid. They are a slow moving creature, feeding primarily upon algae, as they burrow through the soft sand in our oceans. Sea Urchins have a rigid skeletal system, known as a test, which is comprised of several interlocking plates. On the top of their bodies are fiv
    e visually paired rows of perforations of their endoskeleton, which are formed in a perfect star shaped pattern. These perforations act as a gas exchange system for the Sea Urchin.
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