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. 2022 Aug 17;8(33):eabm9424. doi: 10.1126/sciadv.abm9424

Table 1. Calculated properties of the completed O. megalodon reconstruction.

COM, center of mass; DER, daily energetic requirement; TL, total length. COM axis directions are as follows: lateral (x); posterior (y); dorsal (z). CI = 95% confidence intervals from equations.

Property (units) Source Measurement CI
TL (m) Blender 15.9 NA
Surface area (m2) MeshLab (31) 131.2 NA
Volume (m3) MeshLab (31) 58.1 NA
COM x (m) MeshLab (31) 0.2 NA
COM y (m) MeshLab (31) −3.3 NA
COM z (m) MeshLab (31) 0.8 NA
Density (kg/m3) Literature (32) 1,060 NA
Body mass (kg) Eq. 1 61,560 NA
Absolute
cruising speed
(m/s)
Eq. 2 (33) 1.4 0.5–4.1
Relative cruising
speed (BL/s)
Absolute
speed/TL
0.09 0.03–0.26
Stomach volume
(liters)
Eq. 3 9,605 8,487–10,722
Gape height 35° Blender 1.2 NA
Gape height 75° Blender 1.8 NA
Gape width 35° Blender 1.7 NA
Gape width 75° Blender 1.7 NA
DER (kcal/day) Eq. 4 (37) 98,175 78,085–123,067