The fossil, from an infant, is the lineage's most complete skull between 7 million and 17 million years old. (discovermagazine.com)
Consider the 68 - million - year - old, nearly complete skull of Regaliceratops peterhewsi, found in southwestern Alberta, Canada and described in Current Biology in June. (discovermagazine.com)
A nearly complete skull of a mysterious member of the human family was unveiled this week at the same time as researchers reported a surprisingly recent age for this ancient cave dweller in South Africa. (science.sciencemag.org)