In which subphyla are the protochordates separated
In which subphyla are the protochordates separated? Write down some representatives of each protochordate subphylum?
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Urochordates (and also named as tunicates) and cephalochordates are two subphyla in which protochordates are separated. Ascidians, sessile animals resembling to sponges, are instances of the tunicates. Amphioxus, well-studied in the Embryology, is an instance of the cephalochordate.
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