notothyrial

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English

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Adjective

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notothyrial (not comparable)

  1. (zoology) Related to the notothyrium.
    • 1938, Edward Oscar Ulrich, Ozarkian and Canadian Brachiopoda, page 73:
      The chilidium is not often visible in the dorsal valve of Billingsella but when seen proves to be an arch with its piers built against the notothyrial edge.