The First Vertebrates: Oceans of the Paleozoic Era

Overview

Vertebrates are the most familiar of all animals on Earth, because humans are one of the 45,000 species of living vertebrates. The rise of the first vertebrates is synonymous with the Paleozoic Era, a time of increasing ecological complexity as the first explosion of life occurred in the seas. The First Vertebrates examines the dramatic rise of vertebrate life in the Paleozoic seas. This fully illustrated volume traces the development of early fish, including jawless fish, fish with jaws and teeth, early sharks, ...
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Overview

Vertebrates are the most familiar of all animals on Earth, because humans are one of the 45,000 species of living vertebrates. The rise of the first vertebrates is synonymous with the Paleozoic Era, a time of increasing ecological complexity as the first explosion of life occurred in the seas. The First Vertebrates examines the dramatic rise of vertebrate life in the Paleozoic seas. This fully illustrated volume traces the development of early fish, including jawless fish, fish with jaws and teeth, early sharks, and bony fish-the ancestors of most present-day fish species.

The Prehistoric Earth is a comprehensive series devoted to dinosaurs and other fascinating prehistoric creatures, including mammals, birds, flying reptiles, fish and other ocean life, and human ancestors. The wide variety of life-forms detailed in this series will intrigue student researchers. Each title highlights fundamental principles of scientific inquiry and provides insight into the work of scientists. Striking full-color photographs and illustrations bring to life the secrets of the ancient past of the Earth.

About the Author:
Thom Holmes is a writer who specializes in natural history subjects and dinosaurs. He is noted for his expertise on the early history of dinosaur science in America

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Product Details

  • ISBN-13: 9780816059584
  • Publisher: Chelsea House Publishers
  • Publication date: 6/28/2008
  • Series: Prehistoric Earth Series
  • Pages: 192
  • Age range: 14 - 17 Years
  • Product dimensions: 7.60 (w) x 9.30 (h) x 0.60 (d)

Table of Contents


Preface     6
Acknowledgments     9
Foreword     11
Introduction     14
The World of the Paleozoic Era     17
Continents and Climates of the Paleozoic Era     19
Paleozoic Mass Extinctions     35
The First Vertebrates     53
Vertebrate Traits     54
Vertebrate Origins     66
The Rise of the Fishes     79
Jawless Fishes     80
Vertebrate Innovations     99
Cartilaginous Fishes: The Sharks and Rays     114
Bony Fishes     135
Conclusion     157
Geologic Time Scale     158
Positional Terms     159
Glossary     160
Chapter Bibliography     170
Further Reading     177
Picture Credits     181
Index     182
About the Author     188
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