Texadina sphinctostomaTexadina sphinctostoma is a species of very small aquatic snail, an operculate gastropod mollusc in the family Cochliopidae.DistributionThis marine species occurs in the Gulf of Mexico and in the Caribbean Sea.DescriptionThe maximum recorded shell length is 3.7 mm.HabitatMinimum recorded depth is 0 m. Maximum recorded depth is 4 m.