. "EX" . "IUCN2.3" . . . . "Striped rocksnail"@en . . "The striped rocksnail, scientific name Leptoxis vittata, was a species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Pleuroceridae. This species was endemic to the United States. It is now extinct."@en . . .