| author | date | title | journal / publication | Telford MJ | 2008 | Xenoturbellida: The fourth deuterostome phylum and the diet of worms. | Genesis 46: 580–6 |
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| Xenacoelomorpha Xenoturbellida Bourlat, Juliusdottir, Lowe, Freeman, Aronowicz, et al., 2006 | w | other research on this sp. |