Ontology highlight
ABSTRACT:
SUBMITTER: Texier PJ
PROVIDER: S-EPMC2851956 | biostudies-literature | 2010 Apr
REPOSITORIES: biostudies-literature

Proceedings of the National Academy of Sciences of the United States of America 20100301 14
Ongoing debates about the emergence of modern human behavior, however defined, regularly incorporate observations from the later part of the southern African Middle Stone Age and emphasize the early appearance of artifacts thought to reflect symbolic practice. Here we report a large sample of 270 fragments of intentionally marked ostrich eggshell from the Howiesons Poort at Diepkloof Rock Shelter, Western Cape, South Africa. Dating from approximately 60,000 years ago, these pieces attest to an e ...[more]