Tomigerus gibberulus explained

Tomigerus gibberulus is an extinct species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Odontostomidae. cf.^[1]

This species was endemic to Brazil; it is considered now extinct.

Notes and References

1. Norma Campos Salgado & Arnaldo C. dos Santos Coelho. (2003). "Moluscos terrestres do Brasil (Gastrópodes operculados ou não, exclusive Veronicellidae, Milacidae e Limacidae)" . Rev. Biol. Trop. 51(Suppl. 3): 149–189. (with English abstract)