article_snippet.sent: The findings may have important implications about the . evolutionary relationships among humankind's ancient relatives.
article_snippet.sent: Our species, Homo sapiens, appeared roughly 200,000 years .
article_snippet.sent: Earlier members of the human genus, Homo, date back more . than 2 million years.
article_snippet.sent: the human genus was predated by other species on .
article_snippet.sent: the human genus was predated by other species on .