Named By: J. G. M. Thewissen & S. T. Hussain - 1998.
Classification: Chordata Mamamlia, Cetacea, Archaeoceti, Pakicetidae.
Species: N. ratimitus (type).
Size: Skull estimated to be about 20 centimetres long.
Known locations: Pakistan - Kuldana Formation.
Time period: Lutetian of the Eocene.
Fossil representation: Partial skull and post cranial skeleton.
A relative of the better known Pakicetus, Nalacetus also lived in Pakistan during the Eocene.
- Systematic review of the Pakicetidae, early and middle Eocene Cetacea (Mammalia) from Pakistan and India. - Bulletin of Carnegie Museum of Natural History 34:220-238. - J. G. M. Thewissen & S. T. Hussain - 1998.
- New middle Eocene archaeocetes (Cetacea: Mammalia) from the Kuldana Formation of northern Pakistan. - Journal of Vertebrate Paleontology. 104 (4): 1289–99. - L. N. Cooper, J. G. M. Thewissen & S. T. Hussain - 2009.