Flint and chert were employed for knives, etc., but with none of the marvellous skill and artistry of the predynastic Egyptian flint-knapper; the early Babylonian used comparatively simple flakes and the wonderful serration of the Egyptian knives was unknown to him though he made the saw-blades. [Please select]
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They are also sometimes called "Sawbills" because of the teeth-like serration on both the upper and the under mandibles. [Please select]
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The abnormal suture shows but little serration, and the articulation of the two divisions of the parietal bone is squamous in character, the lower portion overlapping the upper. [Please select]
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The coronal suture on this side, below the division, shows serration about equal to that of the abnormal suture; the obliterated portion above this was, so far as can be seen, more simple. [Please select]
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