family spirulidae definition

  • noun:
    • coextensive using the genus Spirula; within the purchase Belemnoidea in certain older classifications
    • coextensive with all the genus Spirula; within the purchase Belemnoidea in a few older classifications
    • coextensive with the genus Spirula; contained in the purchase Belemnoidea in some older classifications

Related Sources

  • Hypernym for "family spirulidae"
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