Lienardia planilabrum is a species of sea snail. It is a marine gastropod mollusk in the family Clathurellidae.MolluscaBase (2019). MolluscaBase. Lienardia planilabrum (Reeve, 1845). Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=434272 on 2021-08-05
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