First issued in release COL21.
Last used in release COL23.9
Published in
Cotton, B. C. (1939). Reports of the Expedition of the McCoy Society for Field Investigation and Research. Mollusca. Part 2: General. Proceedings of the Royal Society of Victoria, 51(1): 159–176 [stated date: 1938]. https://www.molluscabase.org/aphia.php?p=sourcedetails&id=382130