This is decidedly a pithecoid characteristic which is always found in apes.
Your term, "pithecoid man," is a whole paper and theory in itself.
Huxley attributed this hesitation of Lyell to his "profound antipathy" to the doctrine of the "pithecoid origin of man."
Their life is higher than that of the pithecoid lower and middle savages, but less than that of the barbarians.
By this the male hand becomes more ape-like, as the long arm also is a pithecoid (ape-like) characteristic.
The chief difficulty in assigning the possessor of the Mauer jaw to a pithecoid stock has been mentioned already.
The primordial anthropoid was probably, in this respect, on much the same footing as his pithecoid kin.
Even our human organism has arisen in the same natural manner, by gradual transformation, from a group of pithecoid mammals.
pithecoid pith·e·coid (pĭth'ĭ-koid', pī-thē'koid)
Resembling or relating to the apes, especially the anthropoid apes.