Hipponix incurvus is a species of small sea snail, a marine gastropod mollusk in the family Hipponicidae, the hoof snails. Until recently this species was considered to be a species of Capulus in the Capulidae but was reclassified by Simone (2002)
This species occurs in the Atlantic Ocean from North Carolina to Brazil.
The maximum recorded shell length is 17 mm.
Minimum recorded depth is 0 m. Maximum recorded depth is 538 m.