Map showing the location of the two communities in Ghana.

Map of Nigeria, showing the geographic location of the Iwo Eleru rockshelter, and the Iwo Eleru calvaria.

Clockwise from top left: Lateral, frontal, ventral and superior views.

A map of Ghana showing the 10 regions and the study sites.

A map of Ghana showing the 10 regions and the study sites.

Placement map and stratigraphic diagram showing the location of Kanjera in southwestern Kenya and of the Southern Exposures at Kanjera.

The composite stratigraphic log shows the basal three beds of the Southern Member (KS-1 to KS-3)

Map of Kenya showing the four study cities.

The shape files used to construct the map are from OpenAfrica, covered by Creative Commons Attrib

<p>Map of Ghana showing completeness of death registration.</p>

Map of Ghana showing completeness of death registration.

<p>Map of Kibera showing the study villages.</p>