Conus brunneobandatus 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 attains 36.5 mm.
This species of cone snail occurs in the Caribbean Sea and off the Lesser Antilles; from Colombia to Northern Brasil.
