Phylogenetic tree

Phylogenetic tree showing the relation between the animals belonging to the deuterostome group. Human beings and acorn worms (P. flava and S. kowalevskii) are highlighted, as well as the position of the deuterostomes common ancestor.
Date:
16 November 2015
Copyright OIST (Okinawa Institute of Science and Technology Graduate University, 沖縄科学技術大学院大学). Creative Commons Attribution 4.0 International License (CC BY 4.0).