Alternative combinations: Callignathus simus, Kogia simus, Physeter (Euphysetes) simus
Full reference: R. Owen. 1866. On some Indian Cetacea collected by Walter Elliot, Esq. Transactions of the Zoological Society of London 6(1):17-47
Type specimen: BMNH 1474c-126.96.36.199, a skeleton. Its type locality is Waltair, which is in a Holocene coastal horizon in India.
Ecology: aquatic carnivore
Average measurements (in mm): humerus length 49.0, skull 285.0 x 247.0
Estimated body mass: 32.4 kg based on humerus length