Hans-Volker Karl. “First Global Survey of Evidences the Ichnogenus Osedacoides and It Relates to the Rezent Zombie-Worms Osedax”. Global Journal of Science Frontier Research, vol. 16, no. C2, May 2016, pp. 1-5, https://journalofscience.org/index.php/GJSFR/article/view/1771.