Devin's Geology

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Can you name the Devin's Geology?

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fish-like vertebrates with fossilized teeth
Dollo's Law
first skeletal fossil- Neoproterozoic
last glacial maximim?
the physical and chemical principles operating today have operated the same throughout history
large portions of continent that have undergone no substantial tectonic deformation
resembling mammals; legs vertical beneath the body with complex and powerful jaws
formation of early atmosphere
all strata are horizontal when they form
when/ where did Homo Sapiens evolve?
when did humans invent agriculture?
animal intermediate in from between Humans and Apes
first hominid species to to migrate past Africa
fragmentation of Pangea
oldest boens applied to the Homo genus?
Humans are the only living descendent of (blank)
How did Primates migrate to North America?
amniotic egg
spreading of trees -> increase O2
start of the modern Ice Age
most abundant rock of our surface
recreated early environments through the use of amino acids incorporated into proteins
Cope's Rule
destroys systems through one directional force
an organism whose cells are characterized by a nucleus and other complex structures
Earth's Absolute Age
natural balance; the root is as big as the mountain
first reptiles to invade the marine realm w/ paddle like limbs (modern seal)
What were the secrets to the success of Angiosperms?
counteracting forces that stabilizes systems
burial of trees -> decrease O2
mountain building from compression of continental crust and additional igneous material
hooved herbivores
formation of Pangea
two groups of mammals
emergence of earliest homminids
Swimmer; pursued prey by jet propulsion
marine fauna; invertebrate swimmers
Select extinction of small tooth herbivores can be attributed to...
tiny spherical floating forms who make up deep sea sediment
the intrusive igneous is always younger than its surrounding rock
3 domains of life
composition of early ocean
large armored-head, jawed fish who fed on smaller fishes
the oldest strata lie at the bottom and higher strata are excessively younger
Age of Dinosaurs
3 glacial centers
structure allowing respiration
earliest example of modern plate tectonics
age of the moon
large rocks far from their parent bed rock that are too large to have been transported by any means other than continental glaciers
blunt tooth shell crushers (enormous turtles)
oldest Eukaryote fossil- 2.1 Ga
an abrupt shift back to full glacial conditions; 13,000 years ago
seaward migration of shoreline
similar rocks on opposite sides of the valley seem to have been connected
increasing wavelengths as light travels through space- supports big bang theory
bony fishes characterized by symmetrical trails, specialized fins, and short jaws
Dates of Creatceous mass extinction
sedimentary process that removes CO2 from the atmosphere
produced fossils in the from of cysts
Formation of the moon
'the present is the key to the past'
sea spreads landward
'fish lizard'- top predator, marine mammal
carried tropical warm waters from the Pacific through the Mediterranean/Gulf of Mexico and back
largest Precambrian shield
arthropods with heavily calcified, segmented bodies
Age of Mammal
evidence of a meteor impact;high concentrations of an element that is rare on earth but common in meteorites
What animal evolved from a carnivorous land to a large marine predator during the Eocene?
similar biological forms evolve in groups that belong to different branches of the tree of life
when depositional environments migrate laterally; sediments fo one enviornment lie on top of those from the adjacent one
each atom with a unique atomic weight
what period did the trilobites suffer their last extinction

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