P. J. Hayward and J. S. Ryland Eds., 1999 The Marine Fauna of the British Isles and North-West Europe: Volume II: Molluscs to Chordates Oxford University Press
ISBN9780198575153
Howson, C.M. & Picton, B.E.(eds) 1997. The species directory of the marine fauna and flora of the British Isles and surrounding seas.Ulster Museum and The Marine Conservation Society, Belfast and Ross-on-Wye.
Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 180–213
P. J. Hayward and J. S. Ryland Eds., 1999 The Marine Fauna of the British Isles and North-West Europe: Volume II: Molluscs to Chordates Oxford University Press
ISBN9780198575153
Howson, C.M. & Picton, B.E.(eds) 1997. The species directory of the marine fauna and flora of the British Isles and surrounding seas.Ulster Museum and The Marine Conservation Society, Belfast and Ross-on-Wye.
Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 180–213