Leptoxis torrefacta
†Leptoxis torrefacta 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. References

Leptoxis
Extinct gastropods
Taxa named by Edwin Stephen Goodrich
Gastropods described in 1922
Taxonomy articles created by Polbot