Laevilacunaria bennetti is a species of sea snail, a marine gastropod mollusc in the family Littorinidae, the winkles or periwinkles.Rosenberg, G. (2014). Laevilacunaria bennetti (Preston, 1916). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=766736 on 2015-02-19

Description The maximum recorded shell length is 6 mm.Welch J. J. (2010). "The "Island Rule" and Deep-Sea Gastropods: Re-Examining the Evidence". PLoS ONE 5(1): e8776. doi:10.1371/journal.pone.0008776.

Habitat Minimum recorded depth is 10 m. Maximum recorded depth is 27 m.

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