Alternative combination: Protocetus attocki
Full reference: R. M. West. 1980. Middle Eocene large mammal assemblage with Tethyan affinities, Ganda Kas region, Pakistan. Journal of Paleontology 54(3):508-533
Type specimen: H-GSP 1694, a mandible. Its type locality is H-GSP 62, which is in a Lutetian coarse channel fill conglomerate in the Kuldana Formation of Pakistan.
Average measurements (in mm): p4 21.0 x 6.5, m1 22.0 x 7.0, m2 length 20.0