«There are signs that intermixing with archaic humans was occurring in Africa, but given the warmer climate no one has yet found African
archaic human fossils with sufficient DNA for sequencing.»
What is known about Denisovan ancestry comes from a single set of
archaic human fossils found in the Altai mountains in Siberia.
Not exact matches
Intermixing does not surprise paleoanthropologists who have long argued on the basis of
fossils that
archaic humans, such as the Neandertals in Eurasia and Homo erectus in East Asia, mated with early moderns and can be counted among our ancestors — the so - called multiregional evolution theory of modern
human origins.
By sequencing ancient DNA from the
fossils of
human ancestors, researchers have recently discovered new types of ancient
humans and revealed interbreeding between our ancestors and our
archaic cousins, including Neandertals.
Bailey notes recent discoveries of far more complete
fossil humans from South Africa, representing previously unknown members of the
human family — Australopithecus sediba and Homo naledi — show evolution mixed and matched modern and
archaic traits in unexpected ways in the past.
After comparing the angle in a wide range of
fossil hominids and representative modern peoples — urban, foraging and agricultural — Trinkaus concludes that the femoral neck - shaft angles of the Levantine Neanderthals (augmented with material from sites in Iran) are similar to those of other «
archaic»
humans.
Here we report newly discovered
human fossils from Jebel Irhoud, Morocco, and interpret the affinities of the hominins from this site with other
archaic and recent
human groups.
The
fossils included characteristics from late
archaic / early modern
humans, Middle Pleistocene Eurasians, and western Eurasian Neanderthals, hinting at possible intermixing.
In terms of features from the late
archaic / early modern
humans found throughout the Old World, the researchers observed the
fossils as having a large size that fitted a large brain, and cranial vaults that were lightly built and had modest brow ridges.
The
fossils, which was labeled «
archaic Homo,» share combined features of Neanderthals, earlier eastern Eurasian
humans and modern
humans.
In 1856, three years before the publication of Charles Darwin's On the Origin of Species, a group of miners uncovered
human fossils in a limestone cave in the Neander Valley of northern Germany — what would later be named Neanderthal 1, the first specimen to be recognized as belonging to another,
archaic species of
human.