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Noun: urochord
  1. Primitive marine animal having a saclike unsegmented body and a urochord that is conspicuous in the larva
    - tunicate, urochordate
  2. A notochord of a larval tunicate typically confined to the caudal region

Derived forms: urochords

Type of: chordate, notochord

Part of: subphylum Tunicata, subphylum Urochorda, subphylum Urochordata, Tunicata, Urochorda, Urochordata