Haliotis pourtalesii aurantium is a subspecies of edible sea snail, a marine gastropod mollusk in the family Haliotidae, the abalones. This is a Western Atlantic species.
The maximum recorded shell length is 15 mm.
The size of the shell varies between 9 mm and 20 mm.
This species occurs off Brazil.
Minimum recorded depth is 48 m. Maximum recorded depth is 150 m.