Asperdaphne exsculpta is an extinct species of sea snail, a marine gastropod mollusc, in the family Raphitomidae. Fossils of the species date to the middle Miocene strata of the St Vincent Basin of South Australia.
In the original description, Powell described the species as follows:
The holotype of the species has a height of , and a diameter of .
The species was first described by A. W. B. Powell in 1944 as Asperdaphne (Aspertilla) exsculpta. The holotype was collected by W. Howchin and J.C. Verco in 1919 from the Metropolitan Abattoirs Bore in Adelaide at a depth of . It is part of the Finlay Collection, held by the Auckland War Memorial Museum.
This extinct marine species occurs in middle Miocene strata of the St Vincent Basin of South Australia, including the Dry Creek Sands.