Traits name details
original description
Newton, R. B. (1923). On marine Triassic shells from Singapore. <em>Annals and Magazine of Natural History, Series 9.</em> 12: 300-321., available online at https://doi.org/10.1080/00222932308632948 page(s): 311, pl. 9, figs 10-12 [details]
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