Early Carboniferous Gastropoda from the Tamworth Belt, New South Wales, Australia Author Yoo, E. K. text Records of the Australian Museum 1994 1994-05-19 46 1 63 120 https://journals.australian.museum/yoo-1994-rec-aust-mus-461-63120/ journal article 10.3853/j.0067-1975.46.1994.18 b5d2a24f-697a-4fc3-9612-978fb532e815 0067-1975 4654599 Donaldina sp. PI. 22 figs 10-11 Dimensions. Figured specimen ( F78527 ): H 1.7 mm , W 0.5 mm, NW 9 . Locality. Behind 'Kyndalyn' homestead, 10 km southwest of Somerton, NSW (Locality 24). Stratigraphic position. In base of oolitic limestone in the Kyndalyn Mudstone Member of the Merlewood Formation. Geographic distribution. Above locality only. Geological age. Middle or late Visean.