Anticliny

It rises at a forward angle of about 10°, suggesting anticliny. The neural spine is about 120 mm long anteroposteriorly at the base, while it is only about 13 mm thick.

In hominoids, there is usually no anticliny, the diarthral rib articulation is maintained throughout the thoracic series, styloid processes are reduced, and the diaphragmatic vertebra is displaced posteriorly […]