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Appendix 10.1Codings for taxa augmented to the analysis of Donoghue and Smith (2001):
Myllokunmingia
0?????????????????????????1?10????0????????10010?0???0???????000000000000000000??
0?????? ???????????????000??01
Haikouichthys
0????????????????1??????????10????0??????????110?0???0???????000000000000000000??
0??????? ??????????????000??01
226 THE ORIGIN AND EARLY EVOLUTION OF CHORDATES