Lomekwian

Etymology
From, after the archaeological site in the. From no earlier than 2015, the year of publication of the discovery.

Adjective

 * 1)  Of or pertaining to the period when certain stone artefacts, found at the archaeological site  in Kenya, were manufactured and used, apparently by hominins prior to the emergence of genus Homo.

Proper noun

 * 1)  A loosely defined period, approximately 3.3 million years ago, characterised by the manufacture and use of the tools found at Lomekwi 3.