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A, dorsal; B, lateral; and C, ventrolateral comparisons of digital volume of relatively robust quadratojugal fragment UA 9639 (blue, at right) with that of quadrate-quadratojugal of FMNH PR 2512 (grey, mirror-imaged, at left). Integrated volumes (centre) show relatively greater medial and lateral development of bone growth in UA 9639, particularly in quadratojugal buttress.
