final three-fossils and fossil groups Flashcards

(35 cards)

1
Q

plesiadapiforms

A

140 + species thrive in Paleocene (65-53 ma) nocturnal

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2
Q

carpolests

A

is a plesiadapiform, 56 ma not a primate, grasping hands and feet, eyes on sides of head, eyes not fully covered.

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3
Q

cynodonts

A

permian period + triassic period. thrived, 250 ma before dinosaurs, carnivore reptile with fur.

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4
Q

omomyids

A

early haplorrimes. 2.1.4.3 dentition later evolved to have 2.1.3.3 leapt strong, long calcaneus,

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5
Q

adapids

A

early stespirrhines, diurnal, quadrupedal, like modern lemur

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6
Q

procunsulids/procunsils

A

larger brains sexually dimorphic limb proportions similar to modern day quadropedal apes 2.1.2.3 dentition, y-molars 22.5-13.7 ma

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7
Q

marotopithecus

A

20 ma, first suspensory primate, flexible shoulders, no more evidence of suspensory abilities after this for 10 my

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8
Q

miocene apes

A

large diversity, much more robust

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9
Q

danuvius

A

miocene, suspensory and walked upright on branches

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10
Q

pierolapithecus

A

miocene, suspensory with no curved fingers

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11
Q

sivapithecus

A

miocene, looks like an orangutan with a monkey like trunk

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12
Q

ardepithecus kadabba

A

5.8 ma to 5.2 ma, best known by teeth found, Ethiopia, very fragmented, canine honing complex, controversial curved toe

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13
Q

ardepithecus ramidus

A

4.4 Ma well known “Ardi” ,mostly complete individual woods and grassland, Ethiopia

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14
Q

Sahelanthropus tchadensis

A

found in chad, 6.8-7.2 ma

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15
Q

orrorin tognensis

A

“original man” kenya femur bone, lower jaw, finger bone, teeth, might be bipedal

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16
Q

Australopithecus anamensis

A

4.1 ma, limbs, upper and lower jaw, many teeth recovered, half a million years before au. afarensis

17
Q

Australopithecus aferensis

A

3.6 ma- 3.0 ma well known for specimen found in several sites of Africa, Ethiopia hader is site with lots of remains

18
Q

Lucy

A

found in 1973 confirmed bipedalism, 3.2 ma

19
Q

dikaka child ; slam

A

baby/ child, 3.3 ma, brain 75% developed at only 2 to 3 projecting face and flat nose very chimp like

20
Q

kenyanthropus platyops

A

3.5 ma found lomekwi kenya, broad flat face thick enamel tiny molars, c3/c4 diet like afarensis. tiny brain

21
Q

australopothecus africanus

A

3.5- 3.2 ma, “taung child” small brain but maybe bipedal

22
Q

australopithecus sediba

A

2Ma long thumb with long distal phalanx, had strength and dexterity to make tools, hyper iron, not efficient walker/runner

23
Q

australopithecus ghari

A

2.5 ma larger teeth than a afarensis, small brain but larger side of small

24
Q

Paranthropus aethiopics

A

3.0 ma to 2.3 ma Eastern Africa, thick cranial bone, saggital crest, small brain prognathic upper jaw

25
Paranthropus boisei
2.3 to 1.3 ma probably Paranthropus aethiopics, upper limb strong, thick cortical bone, skull specifically for chewing, very large molars
26
Paranthropus robustus
1.8 ma to 1 ma South Africa cariant. delay in maturation .strong sexual dimorphism, large jaws and molars with relatively small incisors
27
homo naledi
250 ka, brains 465 to 560 cc lower end for early homo, rising star cave South Africa site, prognathic face, might be purposeful burial, many derived traits and archaic traits, many species in same place.
28
homo habalis/ rudoffensiss
flat faved
29
homo erectus
2 ma Kenya tanzania and South Africa, early homo and homo Erectus coexisted for several hundred thousand years. bigger brain, sexual dimorphism modern limb proportion
30
homo heidelbergensis
Europe and Africa, 1 ma to 500 ka larger brain (1200 to 1300 cc)
31
homo floresiensis
Indonesia they were isolated from Asia and Australia, small skull, many derived features shared with early homo, brain size about the same as australopiths, 3.3 ft tall 385 - 417 cc,, 100ka to 60 ka
32
Homo sapiens
2.6 ma Pleistocene is first appliance, many derived traits from h Erectus
33
ledi Gerardo mandible
dates to about 2.8 ma found in Ethiopia
34
Neanderthals
lived in Western Europe, Asia and levant, 1520 cc long low skull with rounded occipital bone more robust large rounded brow rides (supraorbital) muscular and robust, short arms and legs, short , mode 3 technology, ^15N/^14 N diety/ carnivorous large hunting possible langue LCA with them in 1500- 700 ka
35
Denisovans
denisovan cave in Eurasia 300ka to 55ka confirmed that denisvoans lived in the same place as neanderthals not necessarily at the same time nut still occupied same place. they also have similar life styles to neanderthals.