Hmm... If this helps at all, let me try to think of iconic Western civilizations and look at their timelines. I'll post links here, and try to put it into a spreadsheet later.
(Unrelated interesting link
http://en.wikipedia.org/wiki/Ethnic_group)
http://en.wikipedia.org/wiki/Homo_sapiens
http://en.wikipedia.org/wiki/Timeline_of_human_evolution
First migration of Homo sapiens around 60,000 BC. Second around 50,000 BC and final (major) migration around 40,000 BC. Sounds like a good start date.
Neanderthals went extinct around 25,000 BC. By this point humans would have started advancing noticeably.
http://en.wikipedia.org/wiki/Sedentism
For transition into Ancient age. Early settlements occured at APPROXIMATELY 10,000 BC. More common settlements occured around 5,000 BC
http://en.wikipedia.org/wiki/Stone_Age
Lasted for an extremely long time, ending between 4,500 BC and 2,000 BC - as a result of metalworking. So, middle Ancient Age.
http://en.wikipedia.org/wiki/Ancient_Egypt
Iconic Ancient Age civilization. Lasted from approx. 3,150 BC to 300 BC.
http://en.wikipedia.org/wiki/Babylon
Babylon settled around 1900 BC. Lasted until about 500 BC. Had technologies such as masonry, stone tablets, writing, basic astronomy, chariots, composite bows.
http://en.wikipedia.org/wiki/Ancient_Greece
From about 800 BC to 600 BC. Major cultural developments akin to very late Ancient/early Classical
http://en.wikipedia.org/wiki/Timeline_of_ancient_Rome
Iconic Classical Age civilization. Approximately 700 BC to 600 AD
http://en.wikipedia.org/wiki/Byzantine
Classical to Medieval empire, 300 AD to 1200 AD
http://en.wikipedia.org/wiki/Holy_Roman_Empire
Fairly iconic late Medieval Age empire. 900 AD to 1500 AD.
http://en.wikipedia.org/wiki/Ottoman_empire
Late Medieval to late Renaissance (lasted longer, but covers a major period) 1300 AD to 1600 AD
http://en.wikipedia.org/wiki/History_of_the_Republic_of_Venice
One of the spots for Renaissance, APPROXIMATELY 1500 AD to 1800 AD (may need clarification)
http://en.wikipedia.org/wiki/British_Agricultural_Revolution
Early Industrial age, taking roots in 1,400 AD and all the way into 1800's
http://en.wikipedia.org/wiki/Factory
Industrial Age, circa 1,700 AD
http://en.wikipedia.org/wiki/Microchip
Modern Age, 1949 (same as ls612)
There, a LOT of links and dates for references.