Cryptosyringida

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Translingual

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Etymology

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The cryptosyringids owe their name to the fact that their radial water vascular system and radial nerve become covered during development, a trait that was viewed as a synapomorphy of the group (1).

Proper noun

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Cryptosyringida

  1. A taxonomic superclass within the phylum Echinodermata – sea urchins and similar organisms.

Hyponyms

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References

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1. Smith, A. B. 1984 Classification of the Echinodermata. Palaeontology 27, 431–459.