MolluscaBase name details
Perna fragilis Sharpe, 1850 †
1512435 (urn:lsid:marinespecies.org:taxname:1512435)
uncertain > unassessed
Species
Perna Bruguière, 1789 accepted as Isognomon [Lightfoot], 1786
marine, brackish, fresh, terrestrial
fossil only
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): 189, pl. 18, fig. 4 [details]
page(s): 189, pl. 18, fig. 4 [details]
MolluscaBase eds. (2021). MolluscaBase. Perna fragilis Sharpe, 1850 †. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=1512435 on 2025-09-11
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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): 189, pl. 18, fig. 4 [details]
page(s): 189, pl. 18, fig. 4 [details]