†order Xenusiida Dzik and Krumbiegel 1989
Parent taxon: Xenusia according to J. Liu et al. 2006
Sister taxa: Archonychophora, Scleronychophora, Xenusia auerswaldae
Subtaxa: Xenusiidae
Distribution: found only at Haikou [Yuanshan Fm (formerly Qiongzhusi)] (Cambrian of China)