• Definition for "echiuroidea"
    • A division of Annelida including the genus Echiurus…
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  • Variant for "echiuroidea"

echiuroidea definition

  • noun-plural:
    • A division of Annelida including the genus Echiurus and allies. They usually are classified among the Gephyrea, and called the armed Gephyreans.
  • others:
    • An order of Gephyrea, the chætiferous gephyreans.
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