Traits taxon details
original description
Yü, W.; Pan, H.-Z. (1982). Eocene non-marine Gastropod from Zhuo Xian, Hebei. <em>Bulletin of Nanjing Institute of Geology and Palaeontology.</em> 4: 189-212. page(s): 189-199, pl. 2, figs 7-12 [details] Available for editors
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