Final answer:
Paranthropus robustus
Step-by-step explanation:
The first species of robust homonym ever cataloged by science was Paranthropus robustus.
Paranthropus robustus was discovered in 1950 in South Africa by Robert Broom at a site called Kromdraai.'
It is classified as a species of hominins and is part of the robust australopithecine group, which also includes Paranthropus boisei and Paranthropus aethiopicus.