echinoidea
IPA: ˈɛtʃɪnɔɪdiʌ
noun
- sea urchins and sand dollars
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Examples of "echinoidea" in Sentences
- Echinoida is an order of sea urchins in the class Echinoidea.
- A module on symmetry in nature brings the camera right up to living creatures of the class of echinoidea (sea urchins, sand dollars), filling the screen.
- It’s also why our bodies have so many evolutionary dead ends … Appendix, blind spots in our eyes, inability to re-grow lost limbs etc … Now if we had only taken the echinoidea route or the cephlapoda route … heh … we might look like octopus’ …