Polychaetes of Greece: an updated and annotated checklist Author Faulwetter, Sarah Author Simboura, Nomiki Author Katsiaras, Nikolaos Author Chatzigeorgiou, Giorgos Author Arvanitidis, Christos text Biodiversity Data Journal 2017 5 20997 20997 http://dx.doi.org/10.3897/BDJ.5.e20997 journal article http://dx.doi.org/10.3897/BDJ.5.e20997 1314-2828--20997 Glycera celtica O'Connor, 1987 Notes Boeggemann (2002) synonymised Glycera dayi O' Connor, 1987 with Glycera celtica but this synonymy has not been accepted unanimously ( Worsfold 2007 , Parapar and Moreira 2015 ).