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East Coast Laurencia Ordovician Orogeny |
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Term
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Definition
Silurian in North Early Devonian in South Baltica-Laurentia Collison and Avalonia-Laurentia Orogeny |
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Definition
Devonian Deep Ocean Floor (pillow basalt, chert, shale) Thrust over the west side of Laurentia |
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| Allegheny/Ouachita Orogeny |
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Definition
Pennsylvanian- Permian Collison of Gondwana with Euramerica |
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Definition
Pennsylvanian to Permian Collision of Siberia with East Baltica to form Pangaea |
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Definition
Permian to Triassic Ocean floor + Island arc collide with West N America |
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Definition
Jurassic to Cretaceous Formation of a continental island arc on Western N. America Volcanos and Plutons which form the sierra Nevada Batholith Foreare basin-Great valley group Accretionary Wedge- Franciscan complex |
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Definition
Cretaceous Thrust faults got shallower with depth |
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Cretaceous- Paleogene Reverse Faults, folding some intrustion of plutons |
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Term
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Definition
Late Silurian to recent Ferns: spore-bearing plants |
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Term
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Definition
Late Devonian to recent Naked seed Glossopteris is known for plate techtonics Conifers (pine) Permian to recent |
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Definition
Early Cretaceous to recent Flowering fruit producing plants |
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Term
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Definition
Devonian to Cretaceous Vancouver island to Alaska |
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Term
Crescent Formation Terrane? |
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Definition
Eocene Basalt core with pillows Yes, but the Core is not it is an accretionary wedge |
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Definition
Pennsylvanian Sac for food |
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Definition
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Definition
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Definition
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Grasping w/opposable thumb Broad fingertips, nails not claws Longer hind legs/shorter front legs single young Stereo vision |
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Term
Difference between new and old world monkeys |
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Definition
New world-Grasping tail Old world- Non-grasping tail |
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Term
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Definition
Omniverous- molar traits Swinging arm to arm adaptation Kunckle walkers |
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Term
| Cascade Orogeny started when? |
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Definition
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Term
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Definition
17-14 Ma (Miocene) Basin and range normal faults |
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Term
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Definition
Smaller front teeth/larger molars Bipedal locamotion ??? Use of manufactured tools |
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Term
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Definition
5 Ma (Pliocene) Starts strike slip |
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Term
Which was first hominid to leave Africa? When and how did they get to N America? |
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Definition
H. erectus Land bridge/ 30-15 thousand years ago |
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Term
| Four species of Hominoid? |
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Definition
| Gibbon/ Orangatang/ Gorilla/Chimp/Bonobo |
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Term
Largest glacier advance in the pleistocene? When was it? |
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Definition
Wisconson glacier advance 100,000 - 12,000 |
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Term
| Evolution of Hominids did what? |
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Definition
Increased Cranum Capacity 440cc-1400cc More tools and more language |
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Term
Overlap Sequence? What can it tell geologists? |
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Definition
Layers of lithfied sediment that covers a border between terranes youngest layer can date the attachment of the terrane |
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Term
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Definition
Older name for the plate that included the Juan de Fuca Plate and Cocos Plate. Created a strike-slip fault that changed inland to create the San Anreas fault |
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Term
| Name for a "steeply-dipping thrust fault" |
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Definition
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Definition
River basin with fossils of palms Eocene-warmer climate |
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Term
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Definition
Starting in Miocence Extensional faulting/ normal faults |
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Term
Yellowstone Hot Spot Movement? |
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Definition
Seems like moving East but the plate is moving West over hot spot |
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Term
| Gulf of California starting growing when? |
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Definition
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Term
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Definition
India, Italy, Tibet, Wrangellia, Cresent |
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Term
Bellingham was the area of divide between what two different glacier effects? |
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Definition
South- Deposit North Straiations |
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Term
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Definition
Variations in tilt e.g. Eccentricity/Obliquity Precession. Composite that give time when earth is futher from the sun and more likely to have glaciers. |
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Term
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Definition
Striations/polish Till (poorly sorted) Erratic rocks (move 20-30 km) Isostatic Rebound can make ocean levels hard to read. |
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Fed by glaciers/blocked by morraines Great lakes scoured then made drain East because of isostatic rebound |
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Created due to increased Precipitiation Lakes in California/Nevada/Utah Low area in Basin and Range area |
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Lake Missoula What it was? Proof? |
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Definition
Lake Missoula blocked by Wisconsin Ice sheet and then burst through to flood east. Proof: Giant boulders, high water marks and giant rippler marks |
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Term
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Definition
Pluvial Lake of the pleistocene that is now Great salt lake. |
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Term
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Definition
Pluvial Lake in the Pleistocene that is now Pyramid lake. |
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Term
| Cretaceaous Interior Seaway |
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Definition
| Mexico to Alaska during warmer time when ocean level was high |
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Term
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Definition
| Sea around Morrison formation |
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Term
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Definition
| Overlap sequence which dates the Wrangellia Terrane |
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Term
| Huge adaptive radiation of what two animals in the beginning of the Cenozoic? |
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Definition
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Term
| Mammel Characteristics that don't show up in the fossil record |
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Definition
Warm blooded Four Chambered heart Mammary glands Give birth to live young |
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| Mammel Characteristics that DO show up in the fossil record |
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Definition
Differentiated teeth One lower jaw bones Three inner ear bones (reptiles have reverse) Large brain case for their size Secondary Palate |
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Term
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Definition
Eocene Lake Fish fossils in W Colorado and SW Wyoming some imbalence of maybe CO2 suddenly killed everything in the lake and preserved them really well Oil shale |
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Term
| Horse Evolution and what caused the changes |
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Definition
Began to get bigger because of prevalent grasses non stop growing teeth w/multiple enamal layers to chew lots of grass. |
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Term
| Name four species of the genus Homo |
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Definition
Homo habilis Homo erectus Homo neanderthalensis Homo sapiens |
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