In some not especially intelligent South American monkeys the facial angle amounts to about sixty-five degrees.
He spent a whole evening measuring this imbecile's facial angle.
It presents no indication of the prognathism which modifies the facial angle.
The facial angle of Europeans is about 761⁄2 degrees, sometimes reaching 81.
Consequently it is impossible either to measure the facial angle or to take account of the development of the lower jaw.
Theory of the gradation of intellect as shown by the facial angle.
He possesses only from 75–83 cubic inches of brain, his facial angle being about 85 degrees.
The importance of this difference of age, with respect to the facial angle, is very great in the simiæ.
One of the ape tribe has a facial angle of 42°; and another, which approximated nearest to man in figure, an angle of 50°.
And the law of selection enlarged his facial angle, and culture put arms in his hands.