Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • proper noun A taxonomic subphylum within the phylum Chordata — the tunicates or sea squirts.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun tunicates

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

Ancient Greek οὖρον (ouron, "urine") + Latin chorda ("cord").

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Examples

  • In the two other subphyla of the chordates, Cephalochordata and Urochordata, the notochord is either maintained in the adult (Cephalochordata such as Lancelets) or present in the larval form and lost during metamorphosis into the adult form (Urochordata such as Tunicates).

    Haeckel had a point - The Panda's Thumb 2010

  • Tunicates (Urochordata) do not have a closed circulatory system, only craniates have the first epithelial ducts that transport oxygen to the locomotion and digestive system-related muscles.

    Blogs de Ciência Ricardo Araújo 2010

  • Tunicates (Urochordata) do not have a closed circulatory system, only craniates have the first epithelial ducts that transport oxygen to the locomotion and digestive system-related muscles.

    Blogs de Ciência Ricardo Araújo 2010

  • Urochordata! "as well as a good bit of its content, is drawn from my love of tunicates.

    SEEDMAGAZINE.COM 2010

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