New PDF release: Eternal Ephemera: Adaptation and the Origin of Species from

By Niles Eldredge

ISBN-10: 0231153163

ISBN-13: 9780231153164

All organisms and species are transitory, but lifestyles endures. The foundation, extinction, and evolution of species--interconnected within the net of existence as "eternal ephemera"--are the fear of evolutionary biology. during this riveting paintings, well known paleontologist Niles Eldredge follows top thinkers as they've got wrestled for greater than 2 hundred years with the everlasting skein of lifestyles composed of ephemeral beings, revitalizing evolutionary technology with their very own, extra resilient findings.

Eldredge starts off in France with the naturalist Jean-Baptiste Lamarck, who in 1801 first framed the overarching query concerning the emergence of latest species. The Italian geologist Giambattista Brocchi undefined, bringing in geology and paleontology to extend the query. In 1825, on the collage of Edinburgh, Robert furnish and Robert Jameson brought the brilliant principles formulated by way of Lamarck and Brocchi to a tender scientific scholar named Charles Darwin. Who can doubt that Darwin left for his voyage at the Beagle in 1831 full of recommendations approximately those bold new factors for the "transmutation" of species.

Eldredge revisits Darwin's early insights into evolution in South the US and his later synthesis of data right into a idea of the beginning of species. He then considers the information of more moderen evolutionary thinkers, resembling George Gaylord Simpson, Ernst Mayr, and Theodosius Dobzhansky, in addition to the younger and brash Niles Eldredge and Steven Jay Gould, who set technology afire with their thought of punctuated equilibria. choked with insights into evolutionary biology and instructed with a wealthy affection for the medical area, this e-book celebrates the natural, important courting among clinical considering and its subjects.

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Extra resources for Eternal Ephemera: Adaptation and the Origin of Species from the Nineteenth Century Through Punctuated Equilibria and Beyond

Sample text

Most recently, my colleague Stefano Dominici (2010; see also Dominici and Eldredge, 2010), a geologist/paleontologist at the Museo di Storia Naturale, University of Florence, recognized the importance of Brocchi’s work and has published extensive excerpts, translated into English, from Brocchi’s monograph, concentrating on the “beautiful speculations” of Brocchi’s theoretical discussions. What did Brocchi say? Giambattista Brocchi’s monograph Conchiologia fossile subapennina (1814) was the second important treatment of Tertiary molluscan fossils.

I had, of course, been delving into Darwin’s On the Origin of Species off and on throughout my career, starting as a college senior in 1965, when I took a copy to the lecture hall where Louis Leakey was scheduled to speak on the latest hominid fossil finds from Olduvai Gorge. I went early to grab a good seat. Leakey was very, very late, giving me the chance to delve into the Origin. I was overawed to begin with, afraid that I would not be able to wrap my mind around the great man’s words. The Victorian prose was additionally unnerving, though I managed to shoulder on.

Pancaldi coined the expression “Brocchi’s analogy” in F I G URE 1 . 2 Giambattista Brocchi. (By permission, Museo Biblioteca Archivio, Bassano del Grappa) 32 B I RT H O F M O D E R N E V O L U T I O N A R Y T H E O R Y reference to Brocchi’s major conclusion that species are as real as individuals, and like individuals have births and deaths explicable through natural causes.  . that the origin of species, might have an equally natural, yet episodic, mechanism, analogous to the birth of individuals” (527).

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Eternal Ephemera: Adaptation and the Origin of Species from the Nineteenth Century Through Punctuated Equilibria and Beyond by Niles Eldredge

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