Phylogeny 12 November 2026 / « Back to Glossary Index From gr. ϕῦλον (phylon) ‘lineage’ and γένεσις (genesis) ‘origin, birth’ In biology, the evolutionary history of a group of organisms, as revealed by their mutual relationships , descent and affinity.Its reconstruction is fundamental to systematics, which aims to reconstruct the evolutionary relationships between taxonomic groups of organisms. Browse the in-depth slides (currently available in Italian) Credits Special thanks to Damiano Furlan for creating the slides. « Back to Glossary Index