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Species and Speciation in the Fossil Record

Warren D. Allmon and Margaret M. Yacobucci (eds)

Published in print:
2016
Published Online:
May 2017
ISBN:
9780226377445
eISBN:
9780226377582
Item type:
book
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226377582.001.0001
Subject:
Biology, Paleontology

The nature and concept of "species" are central to paleontology, yet the resurgence of interest in species in evolutionary biology over the past few decades has had surprisingly little impact on how ... More


The Potential Role of Parapatric and Alloparapatric Divergence in Junco Speciation

Trevor D. Price and Daniel M. Hooper

in Snowbird: Integrative Biology and Evolutionary Diversity in the Junco

Published in print:
2016
Published Online:
September 2016
ISBN:
9780226330778
eISBN:
9780226330808
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226330808.003.0009
Subject:
Biology, Evolutionary Biology / Genetics

Speciation may occur as a result of complete divergence in allopatry, or proceed in the face of ongoing migration between populations (parapatric speciation). Gene exchange may also occur ... More


The Stages of Speciation: A Stepwise Framework for Analysis of Speciation in the Fossil Record

Warren D. Allmon and Scott D. Sampson

in Species and Speciation in the Fossil Record

Published in print:
2016
Published Online:
May 2017
ISBN:
9780226377445
eISBN:
9780226377582
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226377582.003.0005
Subject:
Biology, Paleontology

Little standardization of method exists for studies of speciation using fossils, and this makes relative frequency of patterns and processes very difficult to judge. Although one or two specific ... More


Latin America: A Linguistic Curiosity from the Point of View of Colonization and the Ensuing Language Contacts

Salikoko S. Mufwene

in Iberian Imperialism and Language Evolution in Latin America

Published in print:
2014
Published Online:
September 2014
ISBN:
9780226126173
eISBN:
9780226125671
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226125671.003.0001
Subject:
Society and Culture, Latin American Studies

Portugal and Spain engaged in the effective colonization of the New World at least 100 years before England, France, and Holland did. The Portuguese started producing sugar on the industrial scale in ... More


Beyond the Shifting Balancing Theory

Michael J. Wade

in Adaptation in Metapopulations: How Interaction Changes Evolution

Published in print:
2016
Published Online:
January 2017
ISBN:
9780226129563
eISBN:
9780226129877
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226129877.003.0010
Subject:
Biology, Evolutionary Biology / Genetics

This chapter presents the results of crosses between beetles from high and low reproducing populations in relation to the fitness landscape of flour beetle laboratory populations. The chapter ... More


Introduction

Ellen D. Ketterson and Jonathan W. Atwell

in Snowbird: Integrative Biology and Evolutionary Diversity in the Junco

Published in print:
2016
Published Online:
September 2016
ISBN:
9780226330778
eISBN:
9780226330808
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226330808.003.0001
Subject:
Biology, Evolutionary Biology / Genetics

This chapter describes what is covered in the book as a whole, laying out its structure and intellectual themes.


The Junco: A Common Bird and a Classic Subject for Descriptive and Experimental Studies in Evolutionary and Integrative Biology

Ellen D. Ketterson and Jonathan W. Atwell

in Snowbird: Integrative Biology and Evolutionary Diversity in the Junco

Published in print:
2016
Published Online:
September 2016
ISBN:
9780226330778
eISBN:
9780226330808
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226330808.003.0002
Subject:
Biology, Evolutionary Biology / Genetics

This chapter describes how an ordinary ‘little gray bird’ became extraordinary because of its appeal to bird watchers and its fascination for scientists interested in how species form and how they ... More


More than Meets the Eye: Lineage Diversity and Evolutionary History of Dark-EyedandYellow-Eyed Juncos

Borja Milá, Pau Aleixandre, Sofía Alvarez-Nordström, and John McCormack

in Snowbird: Integrative Biology and Evolutionary Diversity in the Junco

Published in print:
2016
Published Online:
September 2016
ISBN:
9780226330778
eISBN:
9780226330808
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226330808.003.0008
Subject:
Biology, Evolutionary Biology / Genetics

Molecular genetic tools are helping us to reconstruct the evolutionary history of juncos and thus to understand the factors, mechanisms and timing of their diversification. A new phylogeny based on ... More


The Checkered Career of Hierarchical Thinking in Evolutionary Biology

Niles Eldredge

in Evolutionary Theory: A Hierarchical Perspective

Published in print:
2016
Published Online:
May 2017
ISBN:
9780226426051
eISBN:
9780226426198
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226426198.003.0001
Subject:
Biology, Evolutionary Biology / Genetics

This article reconstructs the history and significance of hierarchical thinking in evolutionary theory, suggesting further development of hierarchical approaches in evolutionary biology. Darwin’s ... More


Coming to Terms with <i>Tempo and Mode</i>: Speciation, Anagenesis, and Assessing Relative Frequencies in Macroevolution

Warren D. Allmon

in Evolutionary Theory: A Hierarchical Perspective

Published in print:
2016
Published Online:
May 2017
ISBN:
9780226426051
eISBN:
9780226426198
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226426198.003.0018
Subject:
Biology, Evolutionary Biology / Genetics

In 1944 Simpson suggested that in studying evolution, there are “two topics in particular” on which “the paleontologist enjoys special advantages”: estimation of evolutionary rates (“tempo”), and ... More


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