Difference between revisions of "Echinoid"
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|definition= class of [[echinoderms]], commonly called sea urchins, having a typically globular body with skeletal plates fitting together to form a rigid test.<ref name="Hendersons"> Lawrence, E. (2005). ''Henderson’s dictionary of biology.'' Pearson Education Limited, 13th ed., Harlow. 748 p. </ref>}} | |definition= class of [[echinoderms]], commonly called sea urchins, having a typically globular body with skeletal plates fitting together to form a rigid test.<ref name="Hendersons"> Lawrence, E. (2005). ''Henderson’s dictionary of biology.'' Pearson Education Limited, 13th ed., Harlow. 748 p. </ref>}} | ||
==References== | ==References== | ||
<references/> | <references/> | ||
Latest revision as of 14:03, 2 October 2007
Definition of Echinoidea:
class of echinoderms, commonly called sea urchins, having a typically globular body with skeletal plates fitting together to form a rigid test.[1]
This is the common definition for Echinoidea, other definitions can be discussed in the article
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References
- ↑ Lawrence, E. (2005). Henderson’s dictionary of biology. Pearson Education Limited, 13th ed., Harlow. 748 p.
