Transcript What to study for Tuesday`s Paleontology Exam

What to know for Tuesday’s
Paleontology Exam
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What are the four units used to measure Geologic Time? (March thru Time notes).
Know the four eras, the 12 periods, and the seven epochs we covered, with their
symbols.
Summarize what was happening to Texas, North America, and the World through
geologic time. (March thru Time notes, video notes)
Where is the Balcones Fault Zone? (March thru Time notes)
Compare and contrast the two volcanic eruptions in Texas’s geologic past.
What did the world look like the Precambrian? Paleozoic? Mesozoic? Cenozoic?
What fossil creature gave Mr. Henderson his 15 minutes of fame, and when did it
live?
What are trilobites, and when did they live?
When did dinosaurs live?
When did stromatolites rule the planet?
What rocks represent what sedimentary environments?
What is lignite?
Why is Texas so rich in fossil fuels?
What sedimentary layers mark a regression of sea level? A transgression?
What are anticlines and synclines, and how do they differ from faults?
What is the difference between a normal fault and a reverse fault?
Geologic Map – North America
As a generalization,
red refers to
exposed
Precambrian
rocks, purple to
Lower Paleozoic,
blue to Upper
Paleozoic,
greens to
Mesozoic rocks,
yellows to
Cenozoic; and
buffs to
Pleistocene
rocks.
Geologic Map Texas
Dark red (Central)–
Precambrian
Blue – Early Pz
Gray – Late Pz
Dark red (Panhandle) – early
Mz
Green – late Mz
Orange/Olive/Brown – early
Cz
Bright Red (West) – early Cz
volcanics
Bright Red (East) – early Cz
sediments
Yellow – Q
Structures to
be aware of
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Balcones Fault Zone
Llano Uplift
El Paisano Volcano
Pilot Knob/Knippa
Volcanoes
• East Texas & Gulf Coast
Salt Domes