MolluscaBase name details
original description
Sharman, G.; Newton, E. T. (1898). Notes on some additional fossils collected at Seymour Island, Graham's Land, by Dr Donald and Captain Larsen. <em>Proceedings of the Royal Society of Edinburgh.</em> 22: 58–61, plate., available online at https://www.biodiversitylibrary.org/page/48864933 [details]