Anachis isabellei is a species of sea snail in the family Columbellidae, the dove snails.
The shell attains a length of 6 mm, its diameter 2.5 mm.
(Original description in Latin) The white shell is oblong, longitudinally grooved and transversely striated. The spire is acute, with the body whorl somewhat smooth in the middle. The aperture is oval, smooth, and white.
This species occurs in the Atlantic Ocean off Brazil, Uruguay and Argentina..