Corona perversa
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Corona perversa is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Orthalicidae.
The shell of Corona perversa is normally left-handed or sinistral. This species lives in Brazil.

- Simone, L. R. L. (2006). Land and Freshwater Molluscs of Brazil. Editora Grafíca Bernardi, FAPESP. São Paulo, 390 pp.
- Massemin D., Lamy D., Pointier J.P. & Gargominy O. (2009). Coquillages et escargots de Guyane. Mèze: Biotope. 456 pp