Regularia
1 of 2plural noun
Reg·u·lar·ia
in some classifications
: a division of Echinoidea including the ordinary sea urchins that have a more or less globular symmetrical shell with 20 meridional rows of plates and the mouth and anus at opposite poles
Regularia
2 of 2"
taxonomic synonym of regulares
Word History
Etymology
Plural noun
New Latin, from Late Latin, neuter plural of regularis regular
New Latin, from Late Latin, neuter plural of regularis regular