Identifier: mansplaceinnatur01huxl (find matches)
Title: Man's place in nature, and other anthropological essays
Year: 1904 (1900s)
Authors: Huxley, Thomas Henry, 1825-1895
Subjects: Human beings Apes Ethnology Indo-Europeans
Publisher: New York, J. A. Hill and company
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress

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re like the brain loses its proper shape the momentit is taken out of the skull, may indeed mistake the uncoveredcondition of the cerebellum of an extracted and distorted brainfor the natural relations of the parts; but his error must becomepatent even to himself if he try to replace the brain within thecranial chamber. To suppose that the cerebellum of an ape isnaturally uncovered behind is a miscomprehension comparableonly to that of one who should imagine that a mans lungs alwaysoccupy but a small portion of the thoracic cavity, because they doso when the chest is opened, and their elasticity is no longer neu-tralized by the pressure of the air. And the error is the less excusable, as it must become! appar-ent to every one who examines a section of the skull of any ap^ 78 MANS PLACE IN NATURE above a Lemur, without taking the trouble to make a cast of it.For there is a very marked groove in every such skull, as in thehuman skull — which indicates the line of attachment of what is
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ChiTnp€tnzee, Fig. 21.—Drawings of the internal casts of a Mans and of a Chim-panzees skull, of the same absolute length, and placed in correspondingpositions, A. Cerebrum; B. Cerebellum. The former drawing is takenfrom a cast in the Museum of the Royal College of Surgeons, the latterfrom the photograph of the cast of a Chimpanzees skull, which illus-trates the paper by Mr. Marshall On the Brain of the Chimpanzee in the Natural History Review for July, 1861. The sharper definitionof the lower edge of the cast of the cerebral chamber in the Chimpanzeearises from the circumstance that the tentorium remained in that skulland not in the Mans. The cast more accurately represents the brainin the Chimpanzee than in the Man; and the great backward projectionof the posterior lobes of the cerebrum of the former, beyond the cere-bellum, is conspicuous. RELATIONS OF MAN TO THE LOWER ANIMALS 79 termed the tentorium — a sort of parchment-like shelf, or parti-tion, which, in the recent state,

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