@article{MolluscaBase:SourceID:358781, author = {Powell, A. W. B.}, journal = {Records of the Auckland Institute and Museum}, pages = {163-168}, title = {Four new species of New Zealand land snails and the systematic position of Gerontia cordelia Hutton}, url = {https://www.biodiversitylibrary.org/page/60717665}, volume = {4}, year = {1952} }