Tokogeny or tocogeny is the biological relationship between parent and offspring, or more generally between ancestors and descendants. In contradistinction to
phylogeny it applies to individual
organisms as opposed to
species.
In the tokogentic system shared characteristics are called traits.[1]
References
^Quentin R. Wheeler and Norman I. Platnick (21 August 2012). "5: The Phylogenetic Concept (sensu Wheeler and Platnick)". Species Concepts and Phylogenetic Theory: A Debate. Editors: Quentin Wheeler, Rudolf Meier. Columbia University Press, 2000.
ISBN978-0231101424.