Conus calhetinensis is a species of sea snail, a marine gastropod mollusk in the family Conidae, the cone snails, cone shells or cones.
These snails are predatory and venomous. They are capable of "stinging" humans.
The size of the shell varies between 9 mm and 11 mm.
This marine species is found in the Atlantic Ocean off Boa Vista Island, Cape Verde.