Solve qus no. 28 Q.28. The adult chordaic without persistent notochord is (a) the ascidian (b) the amphioxus (c) the scoliodon (d) Hagfish Share with your friends Share 2 Komal Shivnani answered this 4 View Full Answer V answered this Option b) Amphioxus possesses notochord in adult stage. [In Ascidia notochord is present only in larval stage] 2