If you dare, journey into the world of phylogenetic systematics. What is phylogenetic systematics, you ask It is the way that biologists reconstruct the pattern of events that have led to the distribution and diversity of life. There is an amazing diversity of life, both living and extinct. For biologists to communicate with each other about these many organisms, there must also be a ...

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Cladistics in Brief An introduction to Cladistics This module provides a brief introduction to the philosophy, methodology, and implications of cladistic analysis. Many of the terms that you will see along the way are underlined, high-lighted and followed by an '*', e.g. evolution*, which means that they are included in the UCMP Glossary of Phylogenetic Terms. Each of these terms can be clicked ...

An overview of the principles of cladistics, by Lynne M. Clos, Editor of "Fossil News."