human = homo
Pleoistocene (ice ages) is dated from : 1.8million years ago to 12 kya.
There was a constant transition between the warmer and more colder
• Homo ergaster
• A separate species to homo ergaster is Homo Erectus
• homo heidelbergensis
• Homo neanderthalensis (homo Neanderthals)
• Homo Sapiens
Homo ergaster & Homo Erectus are dated between: 2 million years ago to 50, 000? BP
We don’t know how long homo erectus survived along for. Lake Turkana in South Africa
is key to Homo ergaster and it dates to 1.6 million years ago.
East Turkana : Dates back from 1.6 to 1.5 million years ago, the KNM-ER 3733 skull
can be found there. Homo Ergaster
West Turkana: Dates back to 1.5 million years ago, the skeleton of a 12 year old is what
the site is best known for of a boy, lucy is also well known to the site. Homo Ergaster
Swartkrans: Dates back to 1.6 million years ago. Fire was a key change for Homo
during this time period especially at this site
Java (Trinil) site: Dates back to 1.8 milin years ago
Dmanisi, Georgia site: Dates back to 1.7 million years ago Zhoukoudien site: dates back to 300,000 years ago
Homo Ergaster (our ancestor): dates back from 1.8 million years ago to 600,000
It’s post cranial skeleton is fully modern but its SKULL is NOT.