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1
Published 1988
Springer US
Table of Contents: “... -- The Nature of Taxa -- Why Nonmonophyletic Groups Are Not Real Taxa -- The Red Queen Hypothesis -- Periodicity...”
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2
by Hecht, Max K., Wallace, Bruce, Prance, Ghillean T.
Published 1982
Springer US
Table of Contents: “... and Phyletic Gradualism -- Relative Frequency -- Control Mechanisms: Critique -- Control Mechanisms: Hypothesis...”