P0275250 (fī′lō-jə-nĕt′ĭk)adj. Of or relating to phylogeny or phylogenetics: phylogenetic relationships among the reptiles.phy′lo·ge·net′i·cal·ly adv.Thesaurus
Adv.
1.
phylogenetically - with regard to phylogeny; "a phylogenetically primitive part of the brain"