Phylum Scalidophora Lemburg 1995
Parent taxon: Ecdysozoa according to T. H. P. Harvey and N. J. Butterfield 2017
See also Edgecombe et al. 2011, Liu et al. 2014, Mussini et al. 2025, Zhang et al. 2015 and Zrzavy et al. 1998
Sister taxa: Cephalorhyncha, Cycloneuralia, Nematozoa, Onychophora, Panarthropoda, Uncus
Subtaxa: Eokinorhynchus Eolympia Eopriapulites Kinorhyncha Loricifera Priapulida