Order Polyxenida Lucas 1840 (millipede)
Parent taxon: Penicillata according to Y. T. Su et al. 2019
See also Hoffman 1969, Rasnitsyn and Golovatch 2004 and Shear and Edgecombe 2010
Sister taxa: none
Subtaxa: Lophoproctidae Polyxenoidea Synxenoidea
Ecology: