| author | date | title | journal / publication | Westblad E | 1949 | Xenoturbella bocki n.g., n. sp. a peculiar, primitive turbellarian type. | Ark Zool 1: 11-29, pls. 1-4. |
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| Xenoturbellida Xenoturbellidae Westblad, 1949 | w | primary taxonomic authority (describer) | ||
| Xenoturbellidae Xenoturbella Westblad, 1949 | w | primary taxonomic authority (describer) | ||
| Xenoturbella bocki Westblad, 1949 | [with synonyms] | w | primary taxonomic authority (describer) |