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 1314-2828-5-20997 Aonides oxycephala (Sars, 1862) Notes Frequently reported from Greece and other parts of the Mediterranean ( Cinar 2005 , Castelli et al. 2008 , Ayari et al. 2009 , Cinar et al. 2014 , Mikac 2015 ). Originally described from the North Sea, reported from worldwide locations. However, Radashevsky (2015) questions its cosmopolitanism, noting the possibility of a series of sibling species.