Movement of a limb away from the body’s midline, or of a digit away from the long axis of a limb.

Native, aboriginal.

Age estimation in calendar years before the present; also known as numerical dating, chronometric dating.

A bony buttress extending vertically down the iliac blade, supporting it against the powerful muscular forces generated by the hip abductor muscles.

Joint depression in the os coxa into which the head of the femur fits, the socket in the ball-in-socket hip joint. The three bones of the os coxa (ilium, ischium, pubis) meet in the acetabulum.

Social standing and prestige reflecting the ability of an individual to acquire an established position in society as a result of individual accomplishments.

A chromosome with a centromere near the end such that it has one long arm plus a stalk and a satellite.

Changing to fit, or respond to, the requirements of the environment.

Multiplication of species from a single phyletic line into a series of closely related taxa occupying different niches or adaptive zones.

Stable morphological configurations based on effective genetic compromises that maximize overall fitness in specific adaptive niches, envisioned as a series of dips across a fitness plateau.