Conus dalli, common name Dall's cone, is a species of sea snail, a marine gastropod mollusk in the family Conidae, the cone snails and their allies.

Not to be confused with † Conus dalli Toula, 1911 which is, according to Fossilworks, a synonym of † Conus imitator Brown and Pilsbry 1911[4][5] The size of an adult shell varies between 32 mm and 80 mm.

The color of the shell is yellowish brown, with reddish brown longitudinal stripes, interrupted by four revolving bands of white spots, and occasional white spots on the darker surface.

[6] This species occurs in the Eastern Pacific off the Galapagos Islands, and the Gulf of California to Panama.

Type locality: Islas Marias, Golfo de California.