Figure 1

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Point-to-point measurements conducted in the present study (illustrations not drawn to scale), adapted from Paperna, 1959. (a) – anchor total length; (b) – anchor shaft length; (c) – anchor inner root length; (d) – anchor outer root length; (e) – anchor point length; (f) – transverse bar total width; (g) – transverse bar total length; (h) – medial part length; (i) – transverse bar lateral arm length; (j) – hook total length; (1) – nadir of the anchor curve (2) – deepest point of the notch separating the anchor roots (3) – line connecting 2 and the tip of the anchor point (4) – line from 2 at 90 degrees to b.
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