A checklist of Australian marine Cenozoic Mollusca Author Darragh, Thomas A. text Memoirs of Museum Victoria 2024 2024-08-23 83 37 206 https://doi.org/10.24199/j.mmv.2024.83.02 journal article 10.24199/j.mmv.2024.83.02 1447-2554 Numella suborbicularis (Tate, 1887) Sacchia suborbicularis Tate, 1887a: 147 , pl. 18, figs 10a–c. Numella suborbicularis (Tate, 1887) .— Ludbrook, 1955: 56 . Distribution . St Vincent Basin: Dry Creek Sands. Murray Basin: Norwest Bend Formation ( type ). Age : middle Miocene, late Pliocene. Superfamily Chamoidea Family Chamidae Chama Linnaeus, 1758