sentences:  While Post canine megadontia denotes the enlargement of the premolars and molars found in early hominid ancestors, it did not affect the structural organization of the cusps that make up those teeth, and thus, were used similarly to the premolars and molars that modern humans possess today.The premolars and molars of modern hominids and those affected by postcanine megadontia both have two and between four and five cusps respectively.The enlargement of the teeth affected by post-canine megadontia, without a difference in the arrangement or number of cusps that compose them, imparted an increased ability for grinding and crushing matter compared to modern day humans.