Further research into this subject will provide more evidence from other scientists.
The two bones proper of the nose are occasionally united, as in apes.
Taxonomists and geneticists believe that negros should be classified as different species.
In fact, Darwin declared in The Descent of Man that the negros are so distinct that similar differences found in any other animal would warrant their classification as a different species.
https://www.ferris.edu/HTMLS/news/jimcrow/letters/2012/apes.htm