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. 2015 Aug 4;3:e1135. doi: 10.7717/peerj.1135

Table 6. Power functions, their origin and predicted values for linear dimensions of G. sivalensis.

Dimension predicted for G. sivalensis (dependent (y) variable) Prediction based on (independent (x) variable) Equation generated from Equation, slope confidence interval, R2 Prediction
Vertebral neck length (C1–C7) OR39747 (C3) vertebral body length G. camelopardalis ontogenetic data y = 10.66x0.902 CI = 0.874–0.930 R2 = 0.99 1,270 mm
Vertebral neck length (C2–C7) OR39747 (C3) vertebral body length G. camelopardalis ontogenetic data y = 9.708x0.908 CI = 0.881–0.936 R2 = 0.99 1,195 mm
Vertebral neck length (C2–C7) OR39747 (C3) vertebral body length Various ungulates, data from Badlangana, Adams & Manger (2009) y = 5.023x1.025 CI = 0.977–1.614 R2 = 0.99 1,148 mm
Dorsal neck length (occipital crest to withers) OR39747 (C3) vertebral body length G. camelopardalis ontogenetic data y = 1.694x0.822 CI = 0.716–0.928 R2 = 0.87 1,321 mm
Ventral neck length (angle of jaw to acromion) OR39747 (C3) vertebral body length G. camelopardalis ontogenetic data y = 1.442x0.890 CI = 0.765–1.014 R2 = 0.85 1,608 mm
Average neck length (of dorsal and ventral neck length) OR39747 (C3) vertebral body length G. camelopardalis ontogenetic data y = 1.55x0.859 CI = 0.767–0.951 R2 = 0.91 1,467 mm
Front leg length (humerus + radius + metacarpus long bones) OR39747 (C3) vertebral body length G. camelopardalis ontogenetic data y = 70.2x0.598 CI = 0.332–0.8642 R2 = 0.87 1,668 mm
Foreleg withers height OR39747 (C3) vertebral body length G. camelopardalis ontogenetic data y = 7.61x0.663 CI = 0.586–0.741 R2 = 0.92 2,558 mm
Approximate reaching height (hoof to occipital crest) OR39747 (C3) vertebral body length G. camelopardalis ontogenetic data y = 7.600x0.742 CI = 0.678–0.806 R2 = 0.95 3,880 mm