Thompson, T. E.; Brown, G. H. (1976). British opisthobranch molluscs: Mollusca: Gastropoda: keys and notes for the identification of the species. Synopses of the British fauna (new series), 8. Academic Press: London, UK. 203 pp.
47739
Thompson, T. E.; Brown, G. H.
1976
<i>British opisthobranch molluscs: Mollusca: Gastropoda: keys and notes for the identification of the species</i>. Synopses of the British fauna (new series), 8. Academic Press: London, UK. 203 pp.
