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Three Revolutions in Tree Building

J. David Archibald

in Aristotle's Ladder, Darwin's Tree: The Evolution of Visual Metaphors for Biological Order

Published in print:
2014
Published Online:
November 2015
ISBN:
9780231164122
eISBN:
9780231537667
Item type:
chapter
Publisher:
Columbia University Press
DOI:
10.7312/columbia/9780231164122.003.0007
Subject:
Biology, Evolutionary Biology / Genetics

This chapter examines three revolutionary developments in the way trees were constructed and visualized during the twentieth century: the emergence in the 1960s of two new, quite different schools of ... More


The nature of higher taxa

T.S. Kemp

in The Origin of Higher Taxa: Palaeobiological, developmental, and ecological perspectives

Published in print:
2015
Published Online:
December 2015
ISBN:
9780199691883
eISBN:
9780191807565
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199691883.003.0002
Subject:
Biology, Evolutionary Biology / Genetics

A higher taxon can be defined as a set of species forming a cluster in multidimensional morphospace separated from other such clusters by relatively large distances. Alternatively, an ecological ... More


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