The term inferior postcentral sulcus refers to a superficial feature of the frontal lobe of the human. It is a short branch that extends from the lateral fissure into the postcentral gyrus ( Ono-1990 ). It is identified by dissection, Branches from the lateral fissure are not found in the macaque, nor is the lateral fissure itself found in the smooth cerebral cortex of the rat or mouse ( NeuroNames ).