Traits taxon details
original description
(of Unicardium meeki Etheridge, 1892 †) Etheridge, R., Jr. (1892). The organic remains of the Rolling Downs Formation (Lower Cretaceous), with descriptions of the species. In: Jack, R. L.; Etheridge, R., Jr. (eds). <em>The geology and palaeontology of Queensland and New Guinea, Vol. 1.</em> pp. 434-510., available online at https://www.biodiversitylibrary.org/page/53492390 page(s): 472-473, pl. 27, figs 2, 3, pl. 26, figs 13-15 [details]
basis of record
Newton, R.B. (1915). On some molluscan remains from the opal deposits (Upper Cretaceous) of New South Wales. <em>Proceedings of the Malacological Society of London.</em> 10: 217-235., available online at https://www.biodiversitylibrary.org/page/15715756 page(s): 226-227, pl. 6, figs 13, 14 [details]
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