Before revision: Notable hunter-gatherer groups in the contemporary or recent era known to lack a distinct sexual division of labour include the Ainu, Agta, and Ju'/hoansi.Biesele, Megan; Barclay, Steve (March 2001).
After revision: Notable hunter-gatherer groups in the recent or contemporary eras known to lack a distinct sexual division of labour include the Ainu, Agta, and Ju'/hoansi.Biesele, Megan; Barclay, Steve (March 2001).