Superphylum deuterostomes Grobben, 1908 - deuterostomes
see Infrakingdom Deuterostomia Grobben, 1908
Xenambulacraria Bourlat, Juliusdottir, Lowe, Freeman, Aronowicz, Kirschner, Lander, Thorndyke, Nakano, Kohn, Heyland, Moroz, Copley & Telford, 2006
Phylum Xenoturbellida Westblad, 1949
see Subphylum Xenoturbellida Westblad, 1949
Genus Xenoturbella E. Westblad, 1949
Xenoturbella bocki E. Westblad, 1949