Plesiocystiscus jardonae is a species of sea snail, a marine gastropod mollusk, in the family Cystiscidae.MolluscaBase (2018). Plesiocystiscus jardonae Ortea & Espinosa, 2016. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=890274 on 2019-01-05Ortea J. & Espinosa J. (2016). La subfamilia Plesiocystiscinae G. A. Coovert & H. K. Coovert, 1995 (Mollusca: Gastropoda) en La Guadeloupe, Antillas Menores. Revista de la Academia Canaria de Ciencias. 28: 65-78.
Distribution This species occurs in Guadeloupe.
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