	Dates	Major Events / Groups	Alternate Name
	A.D. 1859	End of the "Prescientific Period" in Prehistoric Cultures Studies
		/\
	X	End of Prehistory (writing begins) dates vary regionally
		/\ 3,300 B.C. "Ötzi" The Iceman /\
	c. 10,000 B.C....	Early "Civilizations" (agriculture and village life begin...) dates vary regionally
		/\ "Hobbit" ? - 18,000 [13,000?] ybp
	c. 35,000 - 60,000 B.C.	Homo sapiens sapiens ("Early Moderns" = Cro-Magnons...)	"Moderns"
	c. 100,000 ybp	Qafzeh, Israel, Homo sapiens sapiens	"Anatomically Modern"
	c. 160,000 ybp	Herto, Ethiopia, Homo sapiens idaltu [BBC article]
	c. 195,000 ybp	Omo I and II, *Homo sapiens sapiens,* [BBC article]
		/\
	c. 200,000 B.P.... [or c. 300,000 ybp?]	"Homo sapiens neandertalensis (Homo neandertalensis) (Homo sapiens neandertalensis)	"Premodern Humans" aka "Archaics" Cf., Text Ch. 11 "Premodern Humans," pp. 245-274
	c. 0.4 mya...	Homo sapiens heidelbergensis "Other Archaics" (Homo heidelbergensis) (Homo sapiens heidelbergensis)
		/\
	c. 1.8 mya...	*Homo erectus*
		/\
	c. 2.4 mya...	Early Homo *(Homo habilis...)*
		/\
	c. 3.2 mya . . .	"Lucy"	"Early Hominids"
	c. 5.5 mya...	Australopithecines (Australopithecus... and, later, Paranthropus aka Australopithecus robustus...)
	c. 6 mya 5.8 mya (5.2+) 6 - 7 mya	Orrorin tugenesis ("Millennium Man " [sic.]) Ardipithecus ramidus kadabba "Toumaï" (Sahelanthropus tchadensis) ["Dental hominid"] [Nature article]
		/\
	c. 13 mya...	Pierolapithecus catalaunicus
	c. 17 mya...	Sivapithecus (Ramapithecus / Kenyapithecus / Ouranopithecus) Dryopithecus Proconsul

	c. 33 mya...	"Dental Apes" (Aegyptopithecus, Apidium...)

	c. 65 mya...	Primates

	c. 13.7 bya . . .	creation of the universe
* c. = circa = about B.C. = "before Christ," or "before common era" ybp = "years before present" mya = million years ago bya = billion years ago

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