ANTH 1 Final Flashcards
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Questions and Answers

What is nicknamed 'Lucy's baby'?

Recently, fossil remains of a three-year-old child.

What is the most famous Australopithecus africanus?

Taung child

What is Turkana Boy also called?

Nariokotome Boy

Who is the best-known Neanderthal that survived several injuries?

<p>Shanidar 1</p> Signup and view all the answers

What is La Chapelle aux Saints known for?

<p>It was discovered to be an elderly Neanderthal.</p> Signup and view all the answers

What do Omo 1 and 2 represent?

<p>First modern peoples fossils</p> Signup and view all the answers

What is the difference between robust and gracile australopithecines?

<p>Robust australopithecines have larger molars.</p> Signup and view all the answers

What species does Australopithecus afarensis belong to?

<p>Gracile australopithecine</p> Signup and view all the answers

What is the age range of Australopithecus afarensis?

<p>3.5-2.6 million years old</p> Signup and view all the answers

What are some key features of Australopithecus africanus?

<p>Foramen magnum, small canine teeth, large broad molars</p> Signup and view all the answers

Which of the following is considered a robust australopithecine?

<p>Australopithecus robustus</p> Signup and view all the answers

What is the significance of Homo habilis?

<p>First species associated with the use of stone tools</p> Signup and view all the answers

What is the age range of Homo erectus?

<p>1.8 million to 300,000 years ago</p> Signup and view all the answers

What technology is associated with Neandertals?

<p>Mousterian technology</p> Signup and view all the answers

What does the Out of Africa theory propose?

<p>Modern humans evolved in Africa and spread to other continents.</p> Signup and view all the answers

Which of the following statements is true about Homo sapiens neanderthalensis?

<p>They were adapted to cold climates.</p> Signup and view all the answers

Define Bergmann's and Allen's rules.

<p>Bergmann's rule suggests larger body mass in colder climates, while Allen's rule suggests longer limbs in warmer climates.</p> Signup and view all the answers

What is the significance of the term 'Anatomical modernity'?

<p>Physical traits distinguishing modern humans from older hominins.</p> Signup and view all the answers

What is a common feature of Homo floresiensis?

<p>Diminutive size</p> Signup and view all the answers

What was the evolutionary significance of Lucy?

<p>A key fossil representing Australopithecus afarensis</p> Signup and view all the answers

Study Notes

Australopithecines

  • Gracile australopithecines (e.g., A. afarensis, A. africanus) are characterized by lighter build, smaller teeth, and varied diets; robust forms (e.g., A. robustus, A. boisei) are more robust, with larger teeth and specialized for tough vegetation.
  • Australopithecus afarensis is a key early ancestor, found in East Africa, about 3.5-2.6 million years old, with brain size comparable to modern chimpanzees.
  • Australopithecus africanus, from South Africa, shows features indicating upright posture, lived about 3-2 million years ago, and had a small cranial capacity.
  • Australopithecus boisei, discovered in Olduvai Gorge, had robust cranial traits and large teeth, living around 1.75 million years ago.
  • Australopithecus robustus, from South Africa, is about 2-1.5 million years old, shares robust traits, and possibly descended from A. afarensis.

Early Homo Species

  • Homo habilis represents the first species of the genus Homo, lived 2.4-1.4 million years ago, known for significant brain size increase and use of stone tools, primarily scavenging rather than hunting.
  • Homo erectus/ergaster, existing from 1.8 million to 300,000 years ago, was the first to migrate out of Africa; it had a more human-like body ratio and advanced tools known as the Acheulian Complex.

Neanderthals and Their Culture

  • Homo sapiens neanderthalensis, existing from 130,000 to 30,000 years ago, adapted to cold climates, utilized Mousterian stone tools, and displayed signs of culture, including burial rituals and potential symbolic behavior.
  • Evidence suggests Neanderthals were not extinct but assimilated into modern human populations due to interbreeding.

Unique Human Ancestors

  • Homo floresiensis, dubbed the "Hobbit," was a small human-like species found in Indonesia, potentially misclassified; existed alongside modern humans.
  • Homo sapiens sapiens, modern humans, had advanced technology and symbolic behavior, spreading globally from Africa approximately 200,000 years ago.

Tools and Technological Advances

  • Lomewki technology (3.3 million years ago) represents the oldest stone tools, possibly linked to early human ancestors.
  • Oldowan tools (2.5 million years ago) marked the start of tool use by Homo habilis.
  • Acheulean technology introduced more refined stone tools around 1.7 million years ago, primarily associated with Homo erectus.
  • Upper Paleolithic period (10,000 years ago) saw finely crafted tools reflecting early modern human technological advances.

Evolutionary Theories

  • Out of Africa theory posits modern humans evolved in Africa and replaced archaic populations, while Multiregional theory suggests regional development without replacement.
  • Genetic studies show greater variation in African populations, supporting the Out of Africa hypothesis.

Agricultural Developments

  • Around 10,000 years ago, agriculture began, significantly altering diets and lifestyles.
  • Advantages of domestication include population support and food surplus; disadvantages encompass environmental degradation and health-related issues.

Anatomy and Physiology

  • Various anatomical features differentiate human ancestors: cranial capacity, robusticity, and postures indicate evolutionary adaptations.
  • Bergmann's and Allen's rules describe body size adaptations to climate, exemplified by Neanderthals' robust physiques in cold habitats.

Notable Fossils

  • Significant fossils reveal evolutionary history, including Lucy (Australopithecus afarensis), Turkana Boy (Homo erectus youth), and Shanidar fossils (Neanderthals), showcasing survival and potential care among hominins.
  • Omo fossils represent early modern human remains crucial for understanding human evolution.

This collection of notes encapsulates the evolution of early human ancestors and their cultural and technological advancements.

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Test your knowledge on the differences between robust and gracile australopithecines in this ANTH 1 Final flashcard quiz. Learn about key members of the genus Australopithecus and their impact on human evolution. Perfect for students preparing for their anthropology exam.

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