| author | date | title | journal / publication | Ehlers U, Sopott-Ehlers B | 1997 | Xenoturbella bocki: organization and phylogenetic position as sistertaxon of the Bilateria. | Verh. Dtsch. Zool. Ges. 90:p.68 |
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| Deuterostomia Xenacoelomorpha Philippe, Brinkmann, Copley, Moroz, Nakano, Poustka, et al., 2011 | w | other research on this sp. | ||
| Xenoturbella bocki Westblad, 1949 | [with synonyms] | w | other research on this sp. |