antehuman en · ADJ
Etymology
From ante- + human.
Meanings
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(not-comparable) Preceding the advent of modern humanity, Homo sapiens.
I am sure that all will join in the wish that Professor Huxley would give an outline of what is known of the antehuman history of the globe.
Quoted in 1892, Charles Bartlett Warring, Genesis 1 and Modern Science (page 11)