Published in Proceedings of the Malacological Society of London, in 1893, in volume 1, issue 1, pages 1

Published in Proceedings of the Malacological Society of London, in 1893, in volume 1, issue 1, pages 2-4

Published in Proceedings of the Malacological Society of London, in 1893, in volume 1, issue 1, pages 5-9

Published in Proceedings of the Malacological Society of London, in 1893, in volume 1, issue 1, pages 10-13

Published in Proceedings of the Malacological Society of London, in 1893, in volume 1, issue 1, pages 14-16

Published in Proceedings of the Malacological Society of London, in 1893, in volume 1, issue 1, pages 17-18

Published in Proceedings of the Malacological Society of London, in 1893, in volume 1, issue 1, pages 19

Published in Proceedings of the Malacological Society of London, in 1893, in volume 1, issue 1, pages 20-26

Published in Proceedings of the Malacological Society of London, in 1893, in volume 1, issue 1, pages 27

Published in Proceedings of the Malacological Society of London, in 1893, in volume 1, issue 1, pages 28-30