Grasping(small) objects between thumb and index finger. By 8-9 months, infantsdemonstrate an inferior pincer grasp (thumb adducted so as to secure objectagainst extended index finger) and by 10-12 months the superior pincer grasp(complete opposition of thumb pad and index finger pad). The latter tends toco-occur with the first age of appearance of pointing with the index finger.
See Corticospinal tracts (CST), Direct corticospinal connections (or tracts), Fine motor abilities, Grasp response, Hysteresis, Palmar grasp, Pre-reaching, Prehension, Radial palmar grasp