Xenambulacraria has usually been recovered as a clade inside of either of two distinct phylogenies.
Basal Xenambulacraria The following phylogeny assumes a paraphyletic
Deuterostomia, with Xenambulacraria at the base of Bilateria.
Xenambulacraria inside Deuterostomia The following phylogeny assumes a monophyletic
Deuterostomia, with Xenambulacraria nested inside of it. == Gallery ==