Chins, which are unique to humans, have generated considerable debate concerning their
evolutionary origins, yet a consensus has remained elusive. Many have argued that chins …

Although modern humans are considered to be morphologically distinct from other living
primates because of our large brains, dexterous hands, and bipedal gait, all of these …

The protruding chin is an attribute that defines modern Homo sapiens to the exclusion of all
other primates, including fossil hominids. The functional significance of the chin has been …

The chin, a distinguishing feature of Homo sapiens, has sparked ongoing debates regarding
its evolutionary origins and adaptive significance. We contend that these controversies stem …

Although the presence of a “chin” has long been recognized as unique to Homo sapiens
among mammals, both the ontogeny and the morphological details of this structure have …

The chin prominence is a hallmark of the modern human face and bears on its labial surface
an inverted-T bony relief. Evolutionarily, whether the human chin is an adaptation for …

Abstract The site of Klasies River Mouth (KRM) in South Africa has produced a small sample
of early Upper Pleistocene hominid remains that have been a focus for discussions of the …

This paper adds to knowledge on the ontogeny of the human chin. The need for further
research on this topic is revealed in a recent monograph by DuBrul and Sicher ('54) entitled …

During the course of human evolution, the retraction of the face underneath the braincase,
and closer to the cervical column, has reduced the horizontal dimension of the vocal tract. By …

The chin, or mentum osseum, is one of the most distinctive anatomical traits of modern
humans. A variety of hypotheses for the adaptive value of the chin have been proposed …