Tyler, S.; Schilling, S.; Hooge, M.; Bush, L.F. (2006–2016). "Xenoturbella". Turbellarian taxonomic database. Version 1.7. Archived from the original on 2019-02-09. Retrieved 2016-02-03.
uni-leipzig.de
bioinf.uni-leipzig.de
Perseke M. et al 2007. The mitochondrial DNA of Xenoturbella bocki: genomic architecture and phylogenetic analysis. Theory Biosci. 126(1):35-42. Available on-line at [3]Archived 2019-04-24 at the Wayback Machine
web.archive.org
Tyler, S.; Schilling, S.; Hooge, M.; Bush, L.F. (2006–2016). "Xenoturbella". Turbellarian taxonomic database. Version 1.7. Archived from the original on 2019-02-09. Retrieved 2016-02-03.
Perseke M. et al 2007. The mitochondrial DNA of Xenoturbella bocki: genomic architecture and phylogenetic analysis. Theory Biosci. 126(1):35-42. Available on-line at [3]Archived 2019-04-24 at the Wayback Machine