Holmes, J.M.C.; Costello, M.J.; Picton, B.E. (1997). The Species Directory of the Marine Fauna and Flora of the British Isles and Surrounding Seas. 481.
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Holmes, J.M.C.; Costello, M.J.; Picton, B.E.
1997
The Species Directory of the Marine Fauna and Flora of the British Isles and Surrounding Seas