Conus harasewychi is a species of sea snail, a marine gastropod mollusk in the family Conidae, the cone snails, cone shells or cones.[1]
These snails are predatory and venomous. They are capable of "stinging" humans.
Original description: "Shell stocky, solid, broad across shoulder; shoulder somewhat rounded, distinctly coronated with large raised knobs; body whorl with numerous fine, beaded, spiral cords; spiral cords become stronger on anterior half of shell; body whorl uniformly dark mustard-yellow with thin, amorphous white band around mid-body; shoulder coronations and spire whorls white in color; anterior tip of shell and siphonal region dark brown; interior of aperture pale lavender."[2]
The size of the shell attains 26 mm.
Locus typicus: "North of Palm Beach Inlet, Palm Beach, Florida, USA."[2]
This marine species occurs off Florida and the Bahamas at a depth of 30 m.