Definitions

from The Century Dictionary and Cyclopedia

  • n. An echinoid or sea-urchin allied or belonging to the family Cassidulidæ.
  • Resembling sea-urchins of the family Cassidulidæ.

Etymologies

Sorry, no etymologies found.

Examples

  • In the years before I joined New Scientist I dabbled in Jurassic sea urchin evolution and I think one of my new genera fits the bill nicely — for those who are interested, it provides an elegant transitional form between the very first so-called “irregular” sea urchins and the cassiduloid urchins that still exist today.

    Creationist Offers $7.5 Trillion For A Fossil To ‘Prove’ Evolution | Disinformation

  • In the years before I joined New Scientist I dabbled in Jurassic sea urchin evolution and I think one of my new genera fits the bill nicely - for those who are interested, it provides an elegant transitional form between the very first so-called "irregular" sea urchins and the cassiduloid urchins that still exist today.

    Disinfo.com

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