Kaliwatan sa balat ang Psolus rufus^[1]. Una ning gihulagway ni Fernández-rodríguez, Arias, Borrell, Anadón, Massi.^[2] Ang Psolus rufus sakop sa kahenera nga Psolus, ug kabanay nga Psolidae.^[1][3] Walay nalista nga matang nga sama niini.^[1]

1. ↑ ^{1.0 1.1 1.2} Roskov Y., Kunze T., Orrell T., Abucay L., Paglinawan L., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Decock W., De Wever A., Didžiulis V. (ed) (2019). "Species 2000 & ITIS Catalogue of Life: 2019 Annual Checklist". Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-884X. TaxonID: 54405284. Retrieved 2019-11-11. {{cite web}}: |author= has generic name (help)CS1 maint: multiple names: authors list (link)
2. ↑ Fernández-Rodríguez, I.; Arias, A.; Borrell, Y. J.; Anadón, N.; Massin, C.; Acuña, J. L. (2017) Psolus rufus, a new species of sea cucumber (Holothuroidea: Psolidae) from northern Spain (Bay of Biscay) , Journal of the Marine Biological Association of the United Kingdom
3. ↑ Paulay G. (2019). WoRMS Holothuroidea: World List of Holothuroidea (version 2019-03-05). In: Species 2000 & ITIS Catalogue of Life, 2019 Annual Checklist (Roskov Y., Ower G., Orrell T., Nicolson D., Bailly N., Kirk P.M., Bourgoin T., DeWalt R.E., Decock W., Nieukerken E. van, Zarucchi J., Penev L., eds.). Digital resource at www.catalogueoflife.org/annual-checklist/2019. Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-884X.