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Q. Which of the following is/are members of Acraniata?

NTA AbhyasNTA Abhyas 2020

Solution:

Chordata devided into Acraniata and Craniata. Acraniata included urochordata and cephalochordata. Urochordata having notochord in tail in only larval condition and show retrogressive metamorphosis. Endostyle present in urochordata.e.g ascidia , salpa, herdmania etc.Cephalochordata having notochord till head region.They have myotomes.e.g amphioxus. Craniata included vertebrata.