cidaridn.
/ˈsɪdərɪd/ A sea urchin of the family Cidaridæ. Also attributive or as adj.
ΘΚΠ
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Echinodermata > [noun] > subphylum Eleutherozoa > class Echinoidea > order Cidaroidea > member of family Cidaridae
cidarid1889
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Echinodermata > [adjective] > relating to or resembling sea-urchin > of member of family Cidaridae
cidarid1909
1889 in Cent. Dict.
1909 F. A. Bather in Ann. & Mag. Nat. Hist. 3 48 The truly Cidarid nature of the species.
1909 F. A. Bather in Ann. & Mag. Nat. Hist. 3 49 He..pointed out that C[idaris] keyserlingi was a true Cidarid.
Derivatives
ˈcidaroid n. a member of the order Cidaroidea.
ΘΚΠ
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Echinodermata > [noun] > subphylum Eleutherozoa > class Echinoidea > order Cidaroidea > member of
cidaroid1955
1955 L. H. Hyman Invertebrates IV. xv. 515 Cidaroids have but two kinds of pedicellariae.
This entry has not yet been fully updated (first published 1933; most recently modified version published online December 2021).
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n.1889