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Total Evidence Or Taxonomic Congruence: Cladistics Or Consensus Classification
1Museum of Zoology, University of Michigan, Ann Arbor, Michigan, 48109, U.S.A.
Cladistics : the International Journal of the Willi Hennig Society
|December 14, 2021
Summary
Miyamoto and Fitch's arguments for taxonomic congruence lack logical support. Their reliance on character set partitions based on untestable assumptions makes their conclusions unconvincing for phylogenetic hypothesis evaluation.
Area of Science:
- Systematic Biology
- Phylogenetic Analysis
- Taxonomic Congruence
Background:
- Miyamoto and Fitch (1995) presented verificationist arguments for taxonomic congruence.
- These arguments are foundational in discussions of phylogenetic hypothesis testing.
Purpose of the Study:
- To critically evaluate the logical soundness of Miyamoto and Fitch's verificationist arguments.
- To assess the validity of their claims regarding taxonomic congruence and phylogenetic hypotheses.
Main Methods:
- Logical analysis of the relationship between phylogenetic hypothesis truth and character set independence.
- Examination of the assumptions underlying character set partitioning in phylogenetic analysis.
Main Results:
- The study found no logical connection between the truth of phylogenetic hypotheses and the independence of analyzed character sets.
- Character set partitions, as emphasized by Miyamoto and Fitch, were deemed arbitrary due to reliance on untestable process assumptions.
Conclusions:
- Miyamoto and Fitch's verificationist arguments for taxonomic congruence are unconvincing.
- The methodology proposed is flawed due to arbitrary partitioning and untestable assumptions, undermining its utility in phylogenetic studies.
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