WoRMS name details
original description
Sharpe, D. (1850). On the secondary district of Portugal, which lies on the North of the Tagus. <em>Quarterly Journal of the Geological Society of London.</em> 6: 135-201, pls 14-26., available online at https://www.biodiversitylibrary.org/page/36933960 page(s): 190, pl. 22, fig. 4a, b [details]
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