Sentence Examples

  • Orders: Bothriocidaroida, Melonitoida, Cystocidaroida, Cidaroida, Diademoida, Holectypoida, Spatangoida, Clypeastroida.
  • It is, however, quite possible that Echinocystis may some day be referred to the Cidaroida, and Palaeodiscus to the Melonitoida.
  • This would leave the Echinoid scheme remarkably simple, with the Melonitoida and Cidaroida as divergent branches from an ancestor like Bothriocidaris; but while the former branch soon decayed, the latter continues to flourish at the present day.

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Words near cidaroida in the dictionary

  • cidaroida