Pillai, P.G.2012-04-042012-04-041961Ceylon Journal of Science (Biological Sciences)4(1)pp.1-40https://dl.nsf.gov.lk/handle/1/7600Biological SciencesAquatic animalsNereidaeGlyceridaeEunicidaeOrbiniidaeSpionidaeOpheliidaeCapitellidaeMaldanidaeTerebellidaeSabellidaeSerpulidaeArticle