Contributions to the Neogene Paleobotany of Central California

Contributions to the Neogene Paleobotany of Central California PDF Author: Daniel I. Axelrod
Publisher: Univ of California Press
ISBN: 9780520096219
Category : Science
Languages : en
Pages : 228

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Contributions to the Neogene Paleobotany of Central California

Contributions to the Neogene Paleobotany of Central California PDF Author: Daniel I. Axelrod
Publisher: Univ of California Press
ISBN: 9780520096219
Category : Science
Languages : en
Pages : 228

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Book Description


The Skeleton of the Borophaginae (Carnivora, Canidae)

The Skeleton of the Borophaginae (Carnivora, Canidae) PDF Author: Kathleen Munthe
Publisher: Univ of California Press
ISBN: 9780520097247
Category : Science
Languages : en
Pages : 132

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Book Description
This volume provides the first full description and analysis of the postcranial skeleton of the Tertiary canid subfamily Borophagine. Borophagines have been stereotyped as noncursorial, bone-crushing scavengers, but comparisons with Recent digitigrade carnivores reveal a surprising diversity of habit among borophagines. The author relates functional characteristics to various aspects of borophagine paleoecology, including habitat, diet, social organization, and extinction.

Vegetation history

Vegetation history PDF Author: B. Huntley
Publisher: Springer Science & Business Media
ISBN: 940093081X
Category : Science
Languages : en
Pages : 808

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Book Description
The analysis of vegetation history is one of the prime objectives for vegetation scientists. In order to understand the recent composition of local floras and plant communities a second knowledge of species com position during recent millenia is essential. With the present concern over climate changes, due to human activities, an understanding of past vegeta tion distribution becomes even more important, since the correlation between climate and vegetation can often be used to predict possible impacts to crops and forests. I was very fortunate to receive the help of Drs. Webb and Huntley to compile this volume on vegetation history. They have collated an impres sive set of papers which together give an account of the vegetation history of most of the continents during the late-Tertiary and Quaternery periods. There are, however, gaps in the coverage achieved, most notably Africa, and Asia apart from Japan. The information in this book will nonetheless certainly be used widely by vegetation scientists for the regions covered in the book and much of it has relevance to the areas not explicitly described. The authors of the individual chapters have done their best to cover recent topics of interest as well as established facts. It is intended that a separate volume will be produced in the near future covering the vegetation history of Africa and Asia. I thank the editors of It fits well into the this volume for their commendable achievement.

Non-dinosaurian Lower Vertebrates Across the Cretaceous-Tertiary Boundary in Northeastern Montana

Non-dinosaurian Lower Vertebrates Across the Cretaceous-Tertiary Boundary in Northeastern Montana PDF Author: Laurie J. Bryant
Publisher: Univ of California Press
ISBN: 9780520097353
Category : Science
Languages : en
Pages : 128

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Book Description
00 This study presents current data on vertebrate survival and extinction across the Cretaceous-Tertiary boundary in Montana. Nearly all the common taxa of reptiles (except dinosaurs), amphibians, and fish survived the end of the Cretaceous Period; extinctions were concentrated among rare groups and those found in near-shore habitats. The author concludes that ocean regression and climatic deterioration may explain these selective extinction patterns better than catastrophic hypotheses. This study presents current data on vertebrate survival and extinction across the Cretaceous-Tertiary boundary in Montana. Nearly all the common taxa of reptiles (except dinosaurs), amphibians, and fish survived the end of the Cretaceous Period; extinctions were concentrated among rare groups and those found in near-shore habitats. The author concludes that ocean regression and climatic deterioration may explain these selective extinction patterns better than catastrophic hypotheses.

Geologic History of the Feather River Country, California

Geologic History of the Feather River Country, California PDF Author: Cordell Durrell
Publisher: Univ of California Press
ISBN: 0520056914
Category : Nature
Languages : en
Pages : 351

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Book Description
How did the Sierra Nevada and adjacent lands come to be the size and shape they are today? This book covers 400 million years of physical evolution in a language understandable to nonscientists, tracing the volcanic activity, the folding and building of mountains, the breaking of blocks along fault lines, and the work of erosion and glaciers that have created today's dramatic landscape. Cordell Durrell spent a lifetime reading this complex story of movement and change in the rocks of the Feather River country. He shares with readers the excitement of discovering by remote but careful inference what must have happened millions upon millions of years ago. The basic methods of geologic analysis that Durrell describes can be applied anywhere on the earth's surface, lending new fascination to our travels throughout the frozen arctic, dry deserts, tropical rainforests, low swamps, and high mountains like California's magnificent Sierra.

Late Cretaceous and Cenozoic History of North American Vegetation

Late Cretaceous and Cenozoic History of North American Vegetation PDF Author: Alan Graham
Publisher: Oxford University Press
ISBN: 0195344375
Category : Science
Languages : en
Pages : 372

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Book Description
This book is a unique and integrated account of the history of North American vegetation and paleoenvironments over the past 70 million years. It includes discussions of the modern plant communities, causal factors for environmental change, biotic response, and methodologies. The history reveals a North American vegetation that is vast, immensely complex, and dynamic.

Fossilium Catalogus. II. Plantae. Pars 107

Fossilium Catalogus. II. Plantae. Pars 107 PDF Author:
Publisher: Alexander Doweld
ISBN: 9057821613
Category :
Languages : en
Pages : 147

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Lower Devonian Conodonts (hesperius-kindlei Zones), Central Nevada

Lower Devonian Conodonts (hesperius-kindlei Zones), Central Nevada PDF Author: Michael A. Murphy
Publisher: Univ of California Press
ISBN: 9780520096615
Category : Science
Languages : en
Pages : 108

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New Pleistocene Conifer Records, Coastal California

New Pleistocene Conifer Records, Coastal California PDF Author: Daniel I. Axelrod
Publisher: Univ of California Press
ISBN: 9780520097070
Category : Science
Languages : en
Pages : 124

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Book Description


The Eternal Frontier

The Eternal Frontier PDF Author: Tim Flannery
Publisher: Open Road + Grove/Atlantic
ISBN: 0802191096
Category : History
Languages : en
Pages : 332

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Book Description
A comprehensive history of the continent, “full of engaging and attention-catching information about North America’s geology, climate, and paleontology” (The Washington Post Book World). Here, “the rock star of modern science” tells the unforgettable story of the geological and biological evolution of the North American continent, from the time of the asteroid strike that wiped out the dinosaurs 65 million years ago to the present day (Jared Diamond, Pulitzer Prize–winning author of Guns, Germs, and Steel). Flannery describes the development of North America’s deciduous forests and other flora, and tracks the migrations of various animals to and from Europe, Asia, and South America, showing how plant and animal species have either adapted or become extinct. The story spans the massive changes wrought by the ice ages and the coming of the Native Americans. It continues right up to the present, covering the deforestation of the Northeast, the decimation of the buffalo, and other consequences of frontier settlement and the industrial development of the United States. This is science writing at its very best—both an engrossing narrative and a scholarly trove of information that “will forever change your perspective on the North American continent” (The New York Review of Books).