L. Mah. A new species of Xyloplax (Echinodermata: Asteroidea: Concentricycloidea) from the northeast Pacific: comparative morphology and a reassessment of phylogeny. „Invertebrate Biology”. 2 (125), s. 136–153, 2006. DOI: 10.1111/J.1744-7410.2006.00048.X. (ang.).(pdf)
itis.gov
Echinodermata, [w:] Integrated Taxonomic Information System(ang.).
web.archive.org
L. Mah. A new species of Xyloplax (Echinodermata: Asteroidea: Concentricycloidea) from the northeast Pacific: comparative morphology and a reassessment of phylogeny. „Invertebrate Biology”. 2 (125), s. 136–153, 2006. DOI: 10.1111/J.1744-7410.2006.00048.X. (ang.).(pdf)