Chapter 1 Dinos Flashcards

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1
Q

Paleontologist

A

Someone who studies ancient organisms

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2
Q

Paleontology is important with regard to ? Why?

A

Scientific literacy since for many children Dino’s are their first exposure to scientific concepts

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3
Q

Paleobiology

A

The study of ancient life

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4
Q

Early records from china and medieval Europe thought Dino bones were? Name an example of a person and his theory

A

Dragons

Cheng Qu: described dragon bones from Sichuan , long dead dragon climbed up mountain to find gates of heaven shut

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5
Q

What bone was found in 1676, and what did it end up becoming deemed as/ first scientific name given to dinosaur remains

A

First giant thigh bone, scrotum humanum

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6
Q

Before 1800’s dinosaur tracks in England called

A

Bird tracks

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7
Q

Jean baptiste reported pigean people referring to bones as

A

Father of the buffalo

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8
Q

Meriwether lewis found dinosaur rib and wrote off as

A

Giant fish

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9
Q

Thomas Jefferson is considered ? What did he urge Lewis and Clark to do? His nickname and what he did

A
Be on look out for mastodons furry elephants 
Fossil fanatic (father of paleontology) Mr. Mammoth 
Wrote scientific papers on fossils and had fossil mammal bones strewn about east room of White House
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10
Q

Mosasaurus (when found) what is it ?

A

1770
40 ft. Long seagoing relative of monitor lizards such as Komodo dragon)
NOT A DINO

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11
Q

Barron George Cuvier , what did he theorize and what and why did people start to believe

A

Animals died out long ago
Extinction
Influential and considered a genius

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12
Q

Who is credited with describing the first scientifically valid Dino? How did he characterize it? What was it named

A

Reverend William buckland
Reptile based on teeth close to monitor lizard, quadrupedal
Megalosaurus(bug reptile)

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13
Q

Did bucklands giant meat eater draw excitement from public ?

A

No because people believed tales of 30 ft crocodiles in Africa and Australia

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14
Q

What did Gideon mantel find, this was the first described

A

Iguanadon (iguana tooth)
Herbivorous Dino
Giant reptile so cussed excitement

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15
Q

1842 who did what

A

Sir Richard Owen tried to categorize giant fossil animals

As reptiles

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16
Q

Reptiles are characterized as

A

Scaly skinned , terrestrialized, hard shelled eggs

17
Q

What name did Richard Owen give to giant fossils and when

A

Dinosauria: fearfully great reptiles

1842

18
Q

What were dinosauria characterized as

A

Giant
Possessing upright stances
Nonaquatic
Three or more sacral vertebrae (back bones fused to hip region)

19
Q

Among reptiles Dino’s and birds are ? Which include what two groups

A

Archosaurian reptiles
Crocodilians and pterosaurs(extinct flying reptiles)
Dinosauromorphs (extinct Dino like reptiles)

20
Q

Archosaurians are distinguished by? Pterosaurs are closest relative of dinosauromorphs because they have ?Dinosauromorphs are closest relative to Dino’s because

A

Teeth in sockets replaced throughout life (see in crocodilians like alligators)
Hinge like ankles pivot in middle of cluster of bones
Erect posture due to unturned ball on femur

21
Q

Dinosaurs have three key features

A
Three or more sacral vertebrae (fused backbones )
Hands with three main fingers (two in tyrannosaurs and one in alvarezarids)
Perforate acetabulae ( hole where thigh bone attatchef goes all the way through hip)
22
Q

What was an anatomical mistake in Owens models of iguanadon

A

Horn on nose

23
Q

When was new species found that sparked interest again and why

A

1980

Euro pales in comparison to North America Africa and Asia in potential for revealing fossils

24
Q

First scientifically reported remains of dinosaurs form America ? First described as

A

1800 by schoolboy Pliny moody in Massachusetts

Described as 12-15 ft tall ostrich like birds

25
Q

First remains correctly recognized

A

Teeth from Montana brought to Joseph leisure at university of Philadelphia

26
Q

What was leisure given in 1858, first time science had look at

A

Nearly complete duck billed dinosaur named hadrosaurus

Front and back end

27
Q

Leisure recognized what mistake in Owens

A

Bipedal

28
Q

Hawkins to build renditions but what happened

A

Destroyed in political territory fight

29
Q

Two major groupings of dinosaurs

A

Ornithischians (bird hips) with pelvic bones shaped like those of birds (iguanadon)
Saurischians with plebes like lizards (lizard hips megalosaurus)

30
Q

Most colorful incidences in Dino paleontology between who?

A

Othniel Charles Marsh and Edward drinker cope
Cope showed marsh fossil digging
Marsh paid more
Marsh said head was on tail of pleisiosaur
Hired fossil finding teams to search American west and founded some most famous dinosaurs allo, apato,camaro, campto, cerato, diplodocus, stego, triceratops
Many considered invalid

31
Q

Who was hired to study fossils in coal mine in Belgium ? He was first person? What did he find?

A

Louis dollo
We can call a dinosaur paleontologist - a person interested in lives of Dino’s and ecosystems
Found nose horn was thumb spike

32
Q

What happened after world war in late 1800s to studying Dino’s

A

Put enough fossils to keep people happy
Dead end lineage
Gained more by studying evolution of mammals

33
Q

When did Dino reinassance start ? And by who

Found what ?

A

1964 John ostrom
Deinonychus (terrible claw) velociraptor like in Jurassic park
Long hand claws sharp teeth flip knife killing claws on each foot
Showed it wasn’t sluggish animal

34
Q

Robert Bakker

A

Noted they were like mammals not Like birds

Dinosaur research soared

35
Q

What happened in 1980 (who pronounced what)

A

Nobel Walter Alvarez meteorite killed off Dino’s and cause scientists from many disciplines to look at dinosaurs seriously to see extinction patterns

36
Q

The us government has looked at ways to ?

A

Avert disaster should a large asteroid endanger earths ecosystems again

37
Q

Cladistics ? Trees called

A

Computers to organize enormous lists of physical characteristics about animals and establish shared attributes from which genealogical relationships can be determined
Cladograms
Organize study patterns of 173 million year tenure of Dino’s