Regularia definitions

Regularia

• (n. pl.) A division of Echini which includes the circular, or regular, sea urchins.
Found on http://thinkexist.com/dictionary/meaning/regularia/

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Regularia

Reg`u·la'ri·a (rĕg`u*lā'rĭ*ȧ) noun plural [ New Latin ] (Zoology) A division of Echini which includes the circular, or regular, sea urchins.
Found on http://www.encyclo.co.uk/webster/R/41

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