'Regularia' definitions:
Definition of '
Regularia
'
From:
GCIDE
Regularia \Reg`u*la"ri*a\ (r[e^]g`[-u]*l[=a]"r[i^]*[.a]), n. pl. [NL.] (Zool.) A division of Echini which includes the circular, or regular, sea urchins. [1913 Webster]
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