Page:Evidence as to Man's Place in Nature.djvu/127

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TO THE LOWER ANIMALS.
121

Fig. 22.—Drawings of the cerebral hemispheres of a Man and of a Chimpanzee of the same length, in order to show the relative proportions of the parts; the former taken from a specimen, which Mr. Flower, Conservator of the Museum of the Royal College of Surgeons, was good enough to dissect for me; the latter, from the photograph of a similarly dissected Chimpanzee's brain, given in Mr. Marshall's paper above referred to. a, posterior lobe; b, lateral ventricle; c, posterior cornu; x, the hippocampus minor.