Taxonomic study on bryozoans - new additions to the Korean fauna and new species of Petraliella from Seogwipo waters of Jeju Island Author Chae, Hyun Sook Author Kil, Hyun Jong Author Seo, Ji Eun text Journal of Species Research 2016 2016-10-31 5 3 551 565 http://dx.doi.org/10.12651/jsr.2016.5.3.551 journal article 10.12651/JSR.2016.5.3.551 2713-8615 13144895 24. Scrupocellaria diadema Busk, 1852 ṻṄÑnjḇNj Material examined. Munseom Island , 26 Aug. 2008 (J. R . Lee ) by SCUBA diving from 25 m in depth; Seopseom Island , 7 Jan. 2009 ( J.E. Seo ; B.S. Min ; H.J. Yang ) by SCUBA diving; Hangaechang at Munseom Island , 8 Jan. 2009 ( J.E. Seo ; B.S. Min ; H.J. Yang ) by SCUBA diving; Beomseom Island , 8 Jan. 2009 (J. R . Lee) by SCUBA diving; Saeggi Island , Beomseom Island , 7 May 2009 ( B.S. Min ) by SCUBA diving; Hangaechang at Munseom Island , 6 Oct. 2009 ( B.S. Min ; H.J. Yang ) by SCUBA diving from 30 m in depth; Seopseom Island , 20 Nov. 2009 ( B.S. Min ; H.J. Yang ) by SCUBA diving; Saeggi Island , Munseom Island , 19 Jan. 2010 ( B.S. Min ; H.J. Yang ) by SCUBA diving; Marado Island , 14 Nov. 2010 ( J.E. Seo ; B.S. Min ; H.J. Yang ) by SCUBA diving from 10­25 m in depth; Seongsanpo, 28 Nov. 2010 ( B.S. Min ; H.J. Yang ) by SCUBA diving from 13­15 m in depth . Substratum. Stones, sponges, sponges, tangled with seaweeds and other bryozoan ( A. xishaensis ). Remarks. This species is mostly found in Jeju Island. Distribution. Cosmopolitan.