After Shu, Conway Morris, Han, Chen, Zhang, Zhang, Liu, Li & Liu, 2001

<==o †Vetulicolia Shu, Conway Morris, Han, Chen, Zhang, Zhang, Liu, Li & Liu, 2001
   |?- †Nesonektris aldridgei García-Bellido, Lee, Edgecombe, Jago, Gehling & Paterson, 2014
   |?- †Ooedigera peeli Vinther, Smith & Harper, 2011
   |?- †Yuyuanozoon magnificissimi Chen, Feng, Zhu, Ma & Li, 2003


   |?-o †Yunnanozoa Dzik, 1995 sensu Shu, et al. 2003 [of uncertain taxonomic position, often treated as basal chordates]
   |  `--o †Yunnanozoonidae Dzik, 1995
   |     |-- †Yunnanozoon lividum Chen et al., 1995 [possibly a hemichordate??]
   |     `--o †Haikouella Chen et al., 1999
   |        |-- †H. lanceolata Chen et al., 1999
   |        `-- †H. jianshanensis Shu, Conway Morris, Zhang, Liu, Han, Chen, Zhang, Yasui & Li, 2003
   `--o †Vetulicolida Chen & Zhou, 1997 [has previously been treated as aberrant arthropods]
      |--+-- †Banffia
      |  `-- †Heteromorphus
      `--+--o †Didazoonidae Shu & Han, in Shu, Conway Morris, Han, Chen, Zhang, Zhang, Liu, Li & Liu, 2001
         |  |-- †Xidazoon stephanus Shu, Conway Morris & Zhang, in Shu, Conway Morris, Zhang, Chen, Li & Han, 1999
         |  `-- †Didazoon haoae Shu & Han, in Shu, Conway Morris, Han, Chen, Zhang, Zhang, Liu, Li & Liu, 2001
         `--o †Vetulicolidae
            |?- †Pomatrum ventralis
            `--o †Vetulicola
               |-- †V. rectangulata
               |-- †V. cuneata
               |-- †V. gangtoucunensis
               `-- †V. monile

Reference(s):