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 Prionospio caspersi Laubier, 1962 Prionospio caspersi Laubier, 1962 | Prionospio (Prionospio) caspersi Laubier, 1962 Notes Type locality: Mediterranean (Venice Lagoon). Otherwise distributed in the North Atlantic and Pacific Ocean. Simboura (1996) notes that the Greek material differs slightly from the type material (Adriatic) and from material from Japan, suggesting that the Greek specimens may belong to an undescribed species.