Pomatrum is an extinct vetulicolian, the senior synonym of Xidazoon; the latter taxon was described by Shu, et al. based on fossils found in the Qiongzhusi Formation, Yu'anshan Member, Lower Cambrian,

Didazoon haoae is an extinct species of vetulicolid vetulicolian described by Shu, et al. based on fossils found in the Qiongzhusi Formation, Yu'anshan Member, Lower Cambrian, in the Dabanqiao area, a