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Archaeology
The reconstruction of past human behavior from the scientific study of its material remains
Oldowon Tools
1.8 mya
Primarily choppers: cobble stones with one flaked side used to chop things up
Not Symmetrical
BIG
Australopithecus
Acheulean Tools
1.76-0.3 mya
Always hand axes!!
Symmetrical
Homo heidlebergensis and homo erectus
Both Oldowan and Acheulean:
Lasted very long and lower Paleolithic
Mousterian Tools
Middle Paleolithic!
200,000 years ago
Flakes made into tools: side scrappers, spear points, 63 additional tool types
SMALL
Neandertals
Upper Paleolithic tools
33,000-21,000 years ago
Made with thought/planning
Pressure flaking: pushing, not hitting
Elongated blades, burins to make bone tools, points on ends of spears, spear throwers, bow and arrow
Homo sapiens
MNI/MNE
MNI: Minimum Number of Individuals
MNE: Minimum Number of Evidence
Kill site
(HADZA)
Flakes only (not many stone tools), not many animal remains (usually just one animal, not much meat on them), cut marks on bones
Base camp
(HADZA)
Array of animal species (smaller animals), stone tools
Behaviors of Hadza people
Foragers, divided labor, transported their food from kill site, shared their food
Gender roles
Women gathered food from vegetation, men hunted and brought back limbs, shared their food
Baobab Trees
Provided nutrients, provided nesting sites for bees, which Hadza used for honey, they were too big for elephants to knock over
Hadza acted based on seasons
Wet seasons: there was food in the plants that grew around them
Dry seasons: they had to camp near water sources
Hadza Sites
Base camps
Hunting Blinds
Kill/Butchery Sites
Snack Sites
Cache Sites
Hunting blind camps
Tuber lunch sites
Each site had a special purpose for the Hadza
Patterns on the ground showed their tendencies
Large animal acquisition
Types of hunting
1. Find them dead first, before competition
2. Passive
3. Aggressive
4. Hunting
Finding a dead animal before competition
An accident, get whole dead animal
Passive hunting
Marginal scavenging from large carnivore kills
Wait for lions to be done eating, then take what you can before anyone else does
Aggressive hunting
Let lions make the kill, then go in and take it from them, get whole or almost whole dead animal
Hunting naturally
Killing the animal themselves
Getting 100% of animal
Agriculture
cultural activities associated with planting, herding, and processing domesticated species; farming
Hoes, sickles: break up dirt to plant seeds
Domestication
A state of interdependence between humans and selected plant or animal species. Intense selection activity induces permanent genetic change, enhancing a species' value to humans
Cultivation: watering, tending, caring for living things
Taphonomy
The scientific study of how organisms decay, become buried, and are preserved in the fossil or archaeological record:
Burns: dark spots/marks on bones
Cut marks: made by stone tools, produce V shape under microscope
Large carnivore chewing: produce U shape under microscope
South African taphonomy
Bob Brain
Variety of processes affecting bones
Examples: Carnivores, rodents, raptors, human influence, water action, physical and chemical disintegration
How did the hominids end up in the caves?
They believed that the hominids had civilized burials in the caves and lived there
The hominids of Upper Paleolithic time would draw on the walls of the caves
Taung Child
Raymond Dart declared it hominid: Australopithecus africanus
Taphonomy showed that baby was murdered by eagle
Roughly 3-2.5 mya
Triangle Graphs
Specimens are assigned to one of three age classes: young, prime, and old. Vertical axis represents % of old individuals. The right corner represents 100% prime domination. The left corner represents 100% juvenile domination.
Osteodontokeratic Hypothesis
Bone-Tooth-Horn
Disproportion in bones that were found which proves that early homo was moving bones from one site to another
Used for eating and for tools and weapons: bone tools, showed that they were violent and predatory
FLK
1.84 mya, Mary Leakey
MNI = 48 animals and stone tools
Meat and marrow: butchery on animal, taphonomy = the animals were not a product of scavenging for lions
Early homo was already producing things that showed a hunter-gatherer camp site
Out of Africa I
Homo erectus expansion began around 1.8 million years ago
Homo sapiens expansions began around 100,000 years ago (replaced all homo erectus)
No gene flow (bottlenecking?)
Multiregional
Homo erectus may have evolved into Homo sapiens while intermingling with one another
Capable of interbreeding and producing viable offspring
Once homo erectus is in Africa, Europe, and Asia, homo erectus then evolved into archaic Homo sapiens
Gene flow! (why we have small proportions of Neandertal genes today)
Out of Africa II
Homo sapiens only evolved in Africa and fossil and genetic evidence show dates of 300,000 or 250,000 years ago of when this happened in Africa
Homo erectus evolved first in Africa and only in Africa
Assimilation Theory
Archaic Homo sapiens evolved into modern Homo sapiens only in Africa
Led to modern homos moving out of Africa around 100,000 years ago and then sweeping through Europe through Asia and encountering non-modern hominins
Close enough to interbreed still
Explains that Neandertals disappeared
South African caves
Dolomite, Breccia, Taung, Sterkfontein, Makapan, Swartkrans
Dolomite
Very similar to limestone, forms caves
Caves had stalagmites. Open hole in the ground can fill with sediments, boulders, bones, plants
PERSERVES STUFF WELL
Breccia
Mixed up deposits. Rock fragments, fossilized bones, remains of stone/bone tools
NOT USEFUL FOR HUMAN EVOLUTION
Taung
Taung baby, handed to Raymond Dart. Declared Australopithecus africanus
Bipedal
Sterkfontein
Differences in the foramen magnum (spine attaches to head), determined A. africanus is bipedal, not quadruped, H. erectus & A. robustus: robustus has a flatter and wider skull, Erectus has a larger brain > almost human
Makapan
Mostly antelope bones
Lots of mandibles, limbs, humorous bones
Swartkrans
Vertical entrance to cave
Hundreds of animals
Juvenile canine marks on skull
Leopard killed and brought up, where it then fell into cave
Small tools, Paranthropus robust remains found with other hominins
Ubeidiya, Israel
1.4 mya
Made Acheulean tools
Fossil rich sites, convincing evidence that MOVED ON DRY LAND THROUGH MIDDLE EAST
Island of Java
Homo erectus. Carl Swisher thought it was a human, used rocks on Java that were found recently but the fossils were found 100+ years ago
Dmanisi, Georgia
East of Black Sea 1.8 mya
Choppers and flakes as tools
Males much larger than females, sexual dimorphism
Movius Line
The separation between areas of the Old World in which Acheulean technology occurs and those in which it does not; named by archaeologist Hallam Movius.
Zhoukoudian, China site
500,000-200,000 years ago
Limestone cave system
Largest samples of H. erectus fossils!!! Over 40 individuals = MNI
Evidence of campfires
Northern China
Nihewan Basin ~ 1.6 mya
Early excavations produced concentrations of choppers, flakes, fossilized animal bones
Early Homo erectus
Torraba/Ambrona, Spain
400,000 years ago
Clark Howell
Acheulean tools, burnt wood
Several dozen elephants in swampy deposits
Cut marks on bones confirm that hominins killed them
Rising Star Cave, South Africa
Homo naledi remains deep in cave ~0.2 mya
Intentional "disposal of the dead"?
La Chapelle-aux-Saints, France
Used to characterize the anatomy of Neandertals
BAD CHOICE
This individual had arthritis = made people think Neandertals weren't fully bipedal (even though they were)
La Ferrassie, France
Half a dozen skeletons of males, females, and children in a row in pits = family burials
Healthy individual
Short, muscular, cold-adapted
Many healed fractures: showed that Neandertals cared for each other when injured
Shanidar Cave, Iraq
Possible flower burial
9 Neandertal burials
One is blanketed with half a dozen species of flowers
Skhul Cave, Israel
Anatomically modern Homo sapiens
92,000 years ago
Le Solutre, France
MNI of 100,000 horses!!
Scared horses towards the edge of cliff, killing them as they fell off
Mezhirich, Ukraine
Mammoth bone hut
95 mandibles
Circular arrangement of mammoth bones
Sungir, Russia
Children head to head burials of material and cultural items that represented an afterlife
Thousands of bone and ivory beads on leather clothing elaborate burials
Chauvet Cave, France
Mineral paints used to paint dangerous animal images on cave walls
Chauvet Cave, France
Mineral paints used to paint dangerous animal images on cave walls
Lascaux Cave, France
Drawings of dangerous animals, hunting scenes
Artists expressed themselves
Bering Land Bridge
connected Asia and North America
Long intervals when lowered sea levels exposed the floor of the shallow Bering Sea, creating a wide "land bridge"
How people made it to America
Bering Strait
50 miles of ocean separating Northeastern Asia and northwestern North America
Pacific Coastal Route
migration theory that early people traveled by boat along the coast of the Americas
Solutrean points
Spear points, some over 6 inches long
Made with pressure flaking, very delicate and detailed
All have single shoulder points
bone buttons
made from reindeer scapula
Venus figurines
Paleolithic carvings of the female form, often with exaggerated breasts, buttocks, hips, and stomachs, which may have had religious significance or fertility
Upper Paleolithic Music
Made out of bird bones to make flutes or whistles
Horse and hand stencils
Used natural edge of a rock, saw it as the silhouette of horse head and then drew the body of the horse on the surface of rock
Hand = signature
Raymond Dart hypothesis
He believed that the cave sites in South Africa were actual living sites or camp sites of A. africanus
Olduvai Gorge
Early stone tools (shape them by hitting at an acute angle): cores (choppers) and flakes, FLK
Olduvai Gorge BEDS
1.0 mya: Bed IV & Bed III = rivers/streams
1.2 mya: Bed II = LAKE
1.79 mya: Bed I = LAKE
Mary Leaky
FLK, FLKN6, DK
Found mostly choppers and flakes
The advantages of stone tools
Added efficiency with existing food resources: now can bring meat back to home base camp
New foraging opportunities: butchery for meat of large animals
FLK animal remains
1.84 mya
Waterbuck distal humerus: deflecting cut marks, occur on over 200 bones at FLK, systematic butchery for meat and marrow
Antelope radius: more deflecting cuts
AT LEAST 48 DEAD ANIMALS=MNI
home-base/food-sharing model
A model developed by Glynn Isaac that sees the sharing of meat at base camps as a fundamental part of the lives of early hominins.