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Dictionary

phy•log•e•ny

Pronunciation: (fī-loj'u-nē), [key]
—n.
1. the development or evolution of a particular group of organisms.
2. the evolutionary history of a group of organisms, esp. as depicted in a family tree. Also,phy•lo•gen•e•sisPronunciation: (fī"lu-jen'u-sis). [key]Cf. ontogeny.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

phylogenetic classification

phylon

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