. Guide leaflet. D Fig. 20. A, top view of endocranial cast of Pithecanthropus; />. Eoan-thropus I1 Ml t down) restored; C, Neanderthal (La Chapelle-aux-Saints); amil>. Ildiiid sapiens (white man), photographed together to show relative sise and form. The capacity of the brain-case varies from aboul L300 to 1600cubic centimeters (average of lour. 1420 ) which is nearly as large asthe average for modern Europeans (I ><)() ). But the convolutions(Figs. L9, 20), indicated by impressions on the inner surface of the cranium, appear to be more gross and simple, and the grey matter
. Guide leaflet. D Fig. 20. A, top view of endocranial cast of Pithecanthropus; />. Eoan-thropus I1 Ml t down) restored; C, Neanderthal (La Chapelle-aux-Saints); amil>. Ildiiid sapiens (white man), photographed together to show relative sise and form. The capacity of the brain-case varies from aboul L300 to 1600cubic centimeters (average of lour. 1420 ) which is nearly as large asthe average for modern Europeans (I ><)() ). But the convolutions(Figs. L9, 20), indicated by impressions on the inner surface of the cranium, appear to be more gross and simple, and the grey matter thusloss developed, than in the brain of modern man. HALL OF THE AGE OF MAN 31 The position of the foramen magnum (opening for the spinalcord), farther hack on the cranial base than in Homo sapiens, theattachments for heavy neck muscles, and the curvature of the vertebral (spinal) column indicate a forward inclination of the head and neckand a slightly Stooping posture. The short and stoutly built skeletalhones
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectnatural, bookyear1901
