British land snails : Mollusca: Gastropoda; keys and notes for the identification of the species /
Cameron, Robert Andrew Duncan
British land snails : Mollusca: Gastropoda; keys and notes for the identification of the species / R. A. D. Cameron and Margaret Redfern - 64 S.: - Synopses of the British fauna (New series) ; 6 .
0121570509
British land snails : Mollusca: Gastropoda; keys and notes for the identification of the species / R. A. D. Cameron and Margaret Redfern - 64 S.: - Synopses of the British fauna (New series) ; 6 .
0121570509