Isanda is a genus of sea snails, marine gastropod mollusks in the family Trochidae, the top snails.
[1] The compact shell of species in this genus has an orbicular-conoidal shape and is porcellanous and polished.
The subquadrate aperture is longer than wide, The inner lip is straight, forming an angle with the outer lip.
The umbilicus is open (not covered by a callous deposit) and perspective.
The interior has a very thin nacreous layer.