DESCRIPTION OP TWO NEW SPECIES OF HELICOID LAND-SHELLS FROM GERMAN NEW GUINEA
Published in Proceedings of the Malacological Society of London, in 1907, in volume 7, issue 4, pages 224-225
Date published:1907-03-01
Published in Proceedings of the Malacological Society of London, in 1907, in volume 7, issue 4, pages 224-225
Date published:1907-03-01