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):
- Aldridge, R. J., Xian-Guang, H. O. U., Siveter, D. J., Siveter, D. J. & Gabbott, S. E., 2007: The systematics and phylogenetic relationships of vetulicolians.
–Palaeontology: Vol. 50, #1, pp. 131-168 [doi: 10.1111/j.1475-4983.2006.00606.x] - Chen, A., Feng, H., Zhu, M., Ma, D. & Li, M., 2003: A New Vetulicolian from the Early Cambrian Chengjiang Fauna in Yunnan of China.
–Acta Geologica Sinica - English Edition: Vol. 77, #3, pp. 281-287 [doi: 10.1111/j.1755-6724.2003.tb00742.x] - Chen, J.-Y., Dzik, J., Edgecombe, G. D., Ramsköld, L. & Zhou, G.-Q. 1995: A possible Early Cambrian chordate.
–Nature: vol. 377, 26 October, pp. 720-722 - Chen, J.-Y., Huang, D.-Y. & Li, C.-W., 1999: An early Cambrian craniate-like chordate.
–Nature: vol. 402, 2 December, pp. 518-522 - García-Bellido, D. C., Lee, M. S. Y., Edgecombe, G. D., Jago, J. B., Gehling, J. G. & Paterson, J. R., 2014: A new vetulicolian from Australia and its bearing on the chordate affinities of an enigmatic Cambrian group.
–BMC Evolutionary Biology: Vol. 14, #1, art.nr. 214 [doi: 10.1186/s12862-014-0214-z] - Gee, H., 2001: On being vetulicolian.
–Nature: Vol. 414, pp. 407-408 - Han, J., Morris, S. C., Ou, Q., Shu, D. & Huang, H., 2017: Meiofaunal deuterostomes from the basal Cambrian of Shaanxi (China).
–Nature: in press [doi: 10.1038/nature21072] - Shu, D.-G., Conway Morris, S., Han, J., Chen, L., Zhang, X.-L., Zhang, Z.-F., Liu, H.-Q., Li, Y. & Liu, J.-N., 2001: Primitive deuterostomes from the Chengjiang Lagerstätte (Lower Cambrian, China).
–Nature: Vol. 414, pp. 419-424 - Shu, D.-G., Conway Morris, S., Zhang, Z.-F., Liu, J. N., Han, J., Chen, L., Zhang, X.-L., Yasui, K. & Li, Y., 2003: A new species of Yunnanozoan with implications for Deuterostome evolution.
–Science: Vol. 299, pp. 1380-1384 - Shu, D.-G., Conway Morris, S., Zhang, X.-L., Chen, L., Li, Y. & Han, J., 1999: A pipiscid-like fossil from the Lower Cambrian of south China.
–Nature: Vol. 400, pp. 746-749 - Vinther, J., Smith, M. P. & Harper, D. A. T., 2011: Vetulicolians from the Lower Cambrian Sirius Passet Lagerstätte, North Greenland, and the polarity of morphological characters in basal deuterostomes.
–Palaeontology: Vol. 54, #3, pp. 711-719 [doi: 10.1111/j.1475-4983.2011.01034.x]