Carpenter's principles of human physiology . sremain separate to a much later period, sometimes differing also veryconsiderably both in size and shape. Thus, in the Troglodytes gorilla, thesebones are not only remarkable for their prominence, but also for theirupward extension round the nostrils, so that they completely exclude themaxillary bones from their borders, and from the basis of support for thenasal bones ; and although they coalesce with the maxillaries at and near thealveolar portion, they remain separate elsewhere. The lower jaw of Man isremarkable for that prominence at its symphy
Carpenter's principles of human physiology . sremain separate to a much later period, sometimes differing also veryconsiderably both in size and shape. Thus, in the Troglodytes gorilla, thesebones are not only remarkable for their prominence, but also for theirupward extension round the nostrils, so that they completely exclude themaxillary bones from their borders, and from the basis of support for thenasal bones ; and although they coalesce with the maxillaries at and near thealveolar portion, they remain separate elsewhere. The lower jaw of Man isremarkable for that prominence at its symphysis which forms the chin; andalthough this, also, is least developed in the most prognathous Human crania,yet it is never so deficient as it is in the lower jaw of the Chimpanzee and * Huxleys Anatomy of the Vertebrate Animals, 1871, p. 489, 22 DISTINCTIVE CHARACTERISTICS OF MAN. Orang.—It is curious to observe that the skulls of the young of Man and ofthe anthropoid Apes resemble one another much more than do those of the Fig. 4. Fig. Vertical section of Skull of Adult Orang. Vertical section of Skull of Young Orang. Fig. 6.
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectphysiology, bookyear1
