Li et al.—Yuyuanozoon magnificissimi from the early Cambrian Chengjiang Biota 92(6):1081–1091
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Figure 6. Composite camera lucida drawing of specimen YKLP 13071, superimposing part and counterpart, anterior to left, dorsal to top. Scale bar=10mm. Acknowledgments
This work was supported by funds from the National Natural Science Foundation of China (No. U1302232, 41372031, 41572015, 41662003) and from State Key Laboratory of Palaeo- biology and Stratigraphy (Nanjing Institute of Geology and Palaeontology, CAS) (No. 143101). YJL thanks the China Scho- larship Council (CSC) (No. [2015]3022) for fellowship support.
References
Aldridge, R.J., Hou, X.G., Siveter, D.J., Siveter, D.J., and Gabbott, S.E., 2007, The systematics and phylogenetic relationships of vetulicolians: Palaeon- tology, v. 50, p. 131–168.
Briggs, D.E., Lieberman, B.S., Halgedahl, S.L., and Jarrard, R.D., 2005, A new metazoan from the middle Cambrian of Utah and the nature of the Vetuli- colia: Palaeontology, v. 48, p. 681–686.
Butterfield, N.J., 2005, Vetulicola cuneata from the lower Cambrian Mural Formation, Jasper National Park, Canada: The Palaeontological Associa- tion, 49th Annual Meeting, University of Oxford, Oxford, Abstracts, p. 18.
Caron, J.B., 2006, Banffia constricta, a putative vetulicolid from the middle Cambrian Burgess Shale: Transactions of the Royal Society of Edinburgh: Earth Sciences, v. 96, p. 95–111.
Chen, A.L., Feng, H.Z., Zhu, M.Y., Ma, D.S., and Li, M., 2003, A new vetuli- colian from the early Cambrian Chengjiang fauna in Yunnan of China: Acta Geologica Sinica (English Edition), v. 77, p. 281–287.
Chen, J.Y., 2004, The Dawn of the Animal World: Nanjing, Jiangsu Science and Technology Press, 328 p. [in Chinese].
Chen, J.Y., and Zhou, G.Q., 1997, Biology of the Chengjiang fauna: Bulletin of the National Museum of Natural Science, v. 10, p. 11–106.
Chen, L.Z., Luo, H.L., Hu, S.X., Yin, J.Y., Jiang, Z.W., Wu, Z.L., Li, F., and Chen, A.L., 2002, Early Cambrian Chengjiang Fauna in Eastern Yunnan, China: Kunming, Yunnan Science and Technology Press, 199 p. [in Chinese with English summary].
Conway Morris, S., Halgedahl, S.L., Selden, P., and Jarrard, R.D., 2015, Rare primitive deuterostomes from the Cambrian (Series 3) of Utah: Journal of Paleontology, v. 89, p. 631–636.
Forchielli, A., Steiner, M., Kasbohm, J., Hu, S.X., and Keupp, H., 2014, Taphonomic traits of clay-hosted early Cambrian Burgess Shale-type fossil Lagerstätten in South China: Palaeogeography, Palaeoclimatology, Palaeoecology, v. 398, p. 59–85.
Gabbott, S. E., Hou, X.G., Norry,M. J., and Siveter, D. J., 2004, Preservation of early Cambrian animals of the Chengjiang biota: Geology, v. 32, p. 901–904.
García-Bellido, D.C., Lee, M.S., Edgecombe, G.D., Jago, J.B., Gehling, J.G., and Paterson, J.R., 2014, A new vetulicolian from Australia and its bearing on the chordate affinities of an enigmatic Cambrian group: BMC Evolu- tionary Biology, v. 14, p. 214.
Hou, X.G., 1987, Early Cambrian large bivalved arthropods from Chengjiang, Eastern Yunnan:Acta Palaeontologica Sinica, v. 26, p. 286–292. [in Chinese with English abstract].
Hou, X.G., and Bergström, J., 1997, Arthropods of the lower Cambrian Chengjiang fauna, southwest China: Fossils and Strata, v. 45, p. 116.
Hou, X.G., Siveter, D.J., Siveter, D.J., Aldridge, R.J., Cong, P.Y., Gabbott, S.E., Ma, X.Y., Purnell, M.A., and Williams, M., 2017, The Cambrian Fossils of Chengjiang, China: The Flowering of Early Animal Life: Oxford, John Wiley & Sons, 328 p.
Lacalli, T.C., 2002, Vetulicolians—are they deuterostomes? Chordates?: BioEssays, v. 24, p. 208–211.
Li, Y.J., Cong, P.Y., Zhao, J., and Hou, X.G., 2015, New observations on morphological variation of genus Vetulicola with quadrate carapace from the Cambrian Chengjiang and Guanshan biotas, South China: Palaeoworld, v. 24, p. 36–45.
Luo, H.L., Hu, S.X., Chen, L.Z., Zhang, S.S., and Tao, Y.H., 1999, Early Cambrian Chengjiang Fauna from Kunming Region, China: Kunming, Yunnan Science and Technology Press, 129 p. [in Chinese with English summary].
Luo, H.L., Fu, X.P., Hu, S.X., Li, Y., Chen, L.Z., You, T., and Liu, Q., 2005, New vetulicoliids from the lower Cambrian Guanshan Fauna: Kunming, Acta Geologica Sinica (English Edition), v. 79, p. 1–6.
Ou, Q., Conway Morris, S., Han, J., Zhang, Z.F., Liu, J.N., Chen, A.L., Zhang, X.L., and Shu, D.G., 2012, Evidence for gill slits and a pharynx in Cambrian vetulicolians: Implications for the early evolution of deuterostomes: BMC Biology, v. 10, p. 81.
Shu, D.G., 2005, On the phylum Vetulicolia: Chinese Science Bulletin, v. 50, no. 20, p. 2342–2354.
Shu, D.G., Conway Morris, S., Zhang, X.L., Chen, L., Li, Y., and Han, J., 1999, A pipiscid-like fossil from the lower Cambrian of south China: Nature, v. 400, p. 746–749.
Shu, D.G., Conway Morris, S., Han, J., Chen, L., Zhang, X.L., Zhang, Z.F., Liu, H.Q., Li, Y., and Liu, J.N., 2001, Primitive deuterostomes from the Chengjiang Lagerstätte (lower Cambrian, China): Nature, v. 414, p. 419–424.
Vinther, J., Smith, M.P., and 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, v. 54, p. 711–719.
Walcott, C.D., 1911, Cambrian Geology and Paleontology II: Middle Cambrian annelids: Smithsonian Miscellaneous Collections, v. 57, p. 109–144.
Yang, J., Hou, X.G., Cong, P.Y., Dong, W., Zhang, Y.X., and Luo, M.B., 2010, A new Vetulicoliid from lower Cambrian: Kunming, Yunnan, Acta Palaeontologica Sinica, v. 49, p. 54–63. [in Chinese with English abstract].
Zhang, X.L., and Hua, H., 2005, Soft-bodied fossils from the Shipai Formation, lower Cambrian of the Three Gorge area, South China: Geological Magazine, v. 142, p. 699–709.
Accepted 11 March 2018
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