PaleoDB taxon number: 66996
Full reference: J. D. Stilwell. 1993. New Early Paleocene Mollusca from the Wangaloa Formation of South Island, New Zealand. Journal of Paleontology 67(3):360-369
Sister taxa: none
Type specimen: OU 39611, a shell. Its type locality is Mitchells Rocks, Wangaloa (H46/f166), which is in a Danian coastal sandstone in the Wangaloa Formation of New Zealand.