A report on species of phyllidiid and polycerid nudibranch including two species new to Korea Author Jung, Daewui Department of Green Life Science, Sangmyung University, Seoul 110 - 743, Korea Author Kim, Jongrak Lee and Chang-Bae text Journal of Species Research 2013 2 1 7 14 journal article 10.12651/JSR.2013.2.1.007 2713-8615 Family Phyllidiidae Rafinesque, 1814 Diagnosis. Elongate-ovate shape. Retractable lamellate rhinophores. Primary gill absent. Secondary gill flat and trianglular in shape. Mantle skirt covers the foot. Tough body and generally possessed hard dorsal tubercles. Radula or jaws absent ( Brunckhorst, 1993 ).