— phylogenetic /fuy'leuh jeuh net"ik/ , phylogenetical, phylogenic , adj. — phylogenetically , adv. — phylogenist , n.
/fuy loj"euh nee/ , 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, phylogenesis /fuy'leuh jen"euh sis/ . Cf. ontogeny .
[ 1865-70; PHYLO- + -GENY ]