"This is not Aldisa pikokai because that species has 3 central ‘pits’ that are much smaller in size, and there are reticulate ridges on the flanks of the mantle."
Comment from Richard Willan
This is not Aldisa pikokai because that species has 3 central ‘pits’ that are much smaller in size, and there are reticulate ridges on the flanks of the mantle.