monophyly (monophyletic group)
Glossary of "Cladistics (2nd ed.)" by Kitching et al. (1998)
- (1) A group is diagnosed as monophyletic by the discover of homologies (synapomorphies). Also known as a clade.
- (2) A group that includes a most recent common ancestor plus all and only all of its descendants. See also component, paraphyly, polyphyly.
- Kitching, I. J., Forey, P. L. Humphries, C. J. & Williams, D. M. 1998. Cladistics, 2nd ed.: the Theory and Practice of Parsimony Analysis. -xii + 228 pp. Oxford University Press, New York.