basis of recordGofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca. in: Costello, M.J. et al. (eds), European Register of Marine Species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Patrimoines Naturels. 50: 180-213., available online athttp://www.vliz.be/imisdocs/publications/ocrd/254404.pdf[details]
additional sourceMayhew, R.; Cole, F. (1995). A taxonomic discussion and update of shell-bearing marine molluscs recorded from NW Atlantic North of Cape Cod (excluding Greenland), and Canadian Arctic Archipeligo. Of Sea and Shore. 18(2): 99-116., available online athttps://www.conchology.be/?t=8004&year=1995&volume=18&volumeno=2&ofsea=12667[details] Available for editors