Tag

Homo

All articles tagged with #homo

Time to Redraw the Human Family Tree
science1 day ago

Time to Redraw the Human Family Tree

New fossil data and genetic analysis cast doubt on the traditional three-genus view of human relatives (Homo, Australopithecus, Paranthropus), showing these groups often aren’t true clades and traits evolve in mosaic ways. Some researchers suggest folding Australopithecus and Paranthropus into a broader Homo genus to reflect actual relationships and to accommodate interbreeding over millions of years. The proposed reclassification would improve alignment with evolutionary history but would blur familiar distinctions and change everyday language about humans’ place on the primate family tree. We’re in a transition toward taxonomy that mirrors real relationships.

Hominin Taxonomy Reimagined: Australopithecus and Paranthropus Could Join Homo
science6 days ago

Hominin Taxonomy Reimagined: Australopithecus and Paranthropus Could Join Homo

Dr. Ian Towle proposes folding Australopithecus and Paranthropus into Homo to better reflect shared ancestry and gene flow, arguing that brain size, tool use, and other traits no longer reliably separate genera; citing non-monophyly in Australopithecus and interbreeding among close relatives, he suggests expanding Homo back to about 4–5 million years ago (anchored at A. anamensis) and redefining Hominini and Hominina; the paper is published in the American Journal of Biological Anthropology.

Should Homo expand to include Australopithecus and Paranthropus?
science-tech7 days ago

Should Homo expand to include Australopithecus and Paranthropus?

New fossil data and genetic analyses suggest the traditional three-genus classification of human relatives (Homo, Australopithecus, Paranthropus) doesn’t reflect true evolutionary branches, with evidence that Australopithecus and Paranthropus may not form real clades; some researchers propose folding them into an expanded Homo genus to better map our family tree, though this would erase familiar distinctions and require changes in language and interpretation of human evolution.

Cranial evolution in Homo shaped by constraints and neutral change, not steady directional selection
biological-anthropology1 month ago

Cranial evolution in Homo shaped by constraints and neutral change, not steady directional selection

A morphometric analysis of fossil and modern Homo skulls shows brain- and face-related cranial changes were not driven by gradual directional selection for larger brains or smaller faces. Instead, neutral processes and stabilizing selection best explain the observed variation in both Homo sapiens and Homo neanderthalensis, with some axes hinting at limited selection. The results highlight environmental and cultural constraints (e.g., cooking, tool use) as key factors shaping cranial evolution rather than continuous, linear directional pressures, and suggest releases from stabilizing selection during major transitions may have fueled later diversification.