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 Amblychilepas acra ( Cotton, 1947 ) Sophismalepas acra Cotton, 1947: 665 , pl. 21, figs 4, 5. Amblychilepas acra ( Cotton, 1947 ) .— Ludbrook, 1956: 10 . Distribution . St Vincent Basin: Dry Creek Sands ( type ). Age : middle Miocene.