Macromphalina jibacoaMacromphalina jibacoa is a species of very small sea snail, a marine gastropod mollusk in the family Vanikoridae.DistributionThis species occurs in the following areas: Caribbean Sea Cuba Gulf of MexicoDescriptionThe maximum recorded shell length is 1.82 mm.HabitatThe minimum recorded depth for this species is 4 m; maximum recorded depth is 4 m.