†order Xandarellida Chen et al. 1996 (artiopod)
Parent taxon: Trilobitomorpha according to J. Ortega-Hernandez et al. 2013
See also Zhang et al. 2012
Sister taxon: Nektaspidida
Subtaxa: Luohuilinella
Ecology:
Distribution: found only at Haikou - live count [Maotianshan Shale Mbr, Yuanshan Fm] (Cambrian of China)