part of part of Homo sapiens calcaneus lateral process of tuberosity of calcaneus 2026-03-19T00:00:00Z A skeletal element projection forming the smaller, more lateral of the two inferior prominences of the calcaneal tuberosity. It provides attachment for the abductor digiti minimi muscle and the lateral slip of the plantar aponeurosis. skeletal element projection David Osumi-Sutherland