Unit 6: Origin and Evolution of Primates

Flashcards covering key concepts related to the origin and evolution of primates, including dating methods, major extinction events, and early primate characteristics.

The process by which organic material becomes a fossil is called __.

Petrification

The technique used to determine the age of fossils using isotopes is known as __.

Radiometric dating

The end of the Permian period, which occurred __ MYA, is known for the largest mass extinction event.

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The two major types of early primates in the Eocene epoch are and .

Adapoids and Omomyoids

The term for the period that includes both Neandertals and modern humans is __.

Holocene

The chemical method used to date organic remains up to 50,000 years old is called __ dating.

Radiocarbon

The major extinction event at the end of the Cretaceous period is referred to as the __ Boundary.

K-T

During the Paleogene period, the early ancestors of New World monkeys were represented by the genus __.

Apidium

The changes in mandible and eye orbits that favored the origin of anthropoids occurred during the __ epoch.

Oligocene

The largest known primate, which lived approximately __ KYA, is called Gigantopithecus.

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