Chapter 1 Dinos Flashcards
(37 cards)
Paleontologist
Someone who studies ancient organisms
Paleontology is important with regard to ? Why?
Scientific literacy since for many children Dino’s are their first exposure to scientific concepts
Paleobiology
The study of ancient life
Early records from china and medieval Europe thought Dino bones were? Name an example of a person and his theory
Dragons
Cheng Qu: described dragon bones from Sichuan , long dead dragon climbed up mountain to find gates of heaven shut
What bone was found in 1676, and what did it end up becoming deemed as/ first scientific name given to dinosaur remains
First giant thigh bone, scrotum humanum
Before 1800’s dinosaur tracks in England called
Bird tracks
Jean baptiste reported pigean people referring to bones as
Father of the buffalo
Meriwether lewis found dinosaur rib and wrote off as
Giant fish
Thomas Jefferson is considered ? What did he urge Lewis and Clark to do? His nickname and what he did
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
Mosasaurus (when found) what is it ?
1770
40 ft. Long seagoing relative of monitor lizards such as Komodo dragon)
NOT A DINO
Barron George Cuvier , what did he theorize and what and why did people start to believe
Animals died out long ago
Extinction
Influential and considered a genius
Who is credited with describing the first scientifically valid Dino? How did he characterize it? What was it named
Reverend William buckland
Reptile based on teeth close to monitor lizard, quadrupedal
Megalosaurus(bug reptile)
Did bucklands giant meat eater draw excitement from public ?
No because people believed tales of 30 ft crocodiles in Africa and Australia
What did Gideon mantel find, this was the first described
Iguanadon (iguana tooth)
Herbivorous Dino
Giant reptile so cussed excitement
1842 who did what
Sir Richard Owen tried to categorize giant fossil animals
As reptiles
Reptiles are characterized as
Scaly skinned , terrestrialized, hard shelled eggs
What name did Richard Owen give to giant fossils and when
Dinosauria: fearfully great reptiles
1842
What were dinosauria characterized as
Giant
Possessing upright stances
Nonaquatic
Three or more sacral vertebrae (back bones fused to hip region)
Among reptiles Dino’s and birds are ? Which include what two groups
Archosaurian reptiles
Crocodilians and pterosaurs(extinct flying reptiles)
Dinosauromorphs (extinct Dino like reptiles)
Archosaurians are distinguished by? Pterosaurs are closest relative of dinosauromorphs because they have ?Dinosauromorphs are closest relative to Dino’s because
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
Dinosaurs have three key features
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)
What was an anatomical mistake in Owens models of iguanadon
Horn on nose
When was new species found that sparked interest again and why
1980
Euro pales in comparison to North America Africa and Asia in potential for revealing fossils
First scientifically reported remains of dinosaurs form America ? First described as
1800 by schoolboy Pliny moody in Massachusetts
Described as 12-15 ft tall ostrich like birds