The marine flora and fauna of the Isles of Scilly: Free-living Plathelminthes (‘ Turbellaria’) Author Faubel, A. Author Warwick, R. M. text Journal of Natural History 2005 2010-12-06 39 1 1 45 http://dx.doi.org/10.1080/00222930310001613593 journal article 10.1080/00222930310001613593 1464-5262 4668745 Acmostomum dioicum Mecznikow, 1865 Plagiostomum dioicum : v. Graff, 1882: 387 . Material examined Site 11: one specimen; in squash preparation. Geographical distribution. NW Atlantic: Davis Strait ( Greenland ); Faroe Islands , Ireland , English Channel: France (Concarneau); North Sea: Norway (Herdla), Skagerrak: Sweden ; Mediterranean Sea: Adriatic Sea (Gulf of Trieste), Black Sea (v. Graff 1913 ; Steinböck 1933b ; An Der Lan 1936 ; Karling 1940 ; Westblad 1954 , 1956 ).