Template:Shu et al., 2004

• Shu, D.-G., Conway Morris, S., Han, J., Zhang, Z.-F. & Liu, J.-N. 2004. Ancestral echinoderms from the Chengjiang deposits of China. Nature 430: 422–427. DOI: 10.1038/nature02648 .  
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Nomenclatural acts

New names (6)

• Vetulocystida (unranked taxon; stem group Ambulacraria)
• Vetulocystidae
• Vetulocystis
• Vetulocystis catenata
• Dianchicystis
• Dianchicystis jianshanensis