Literature
  • Tebble 1966
  • British Bivalve Seashells. 212 pp. Trustees of The British Museum (Natural history). London.
  • 1988
  • Molluscs: Benthic Opisthobranchs (Mollusca: Gastropoda). Synopses of the British fauna (NS), 8: 1-356.
  • , 1976
  • British Opisthobranch Molluscs (Mollusca: Gastropoda). Synopses of the British Fauna (NS), 8: 1-203.