June 4, 2020 A new page has been added to the Embryophytes chapter of Digital Encyclopedia of Ancient Life (DEAL): Leaf structure & evolution. This page explores the identity, structure (morphology and anatomy), and origins of leaves. It is part of the section “Introduction to vascular plant structure.”
June 4, 2020 Initial pages on a new chapter about Phylum Cordata have been added to the Digital Encyclopedia of Ancient Life (DEAL). These cover basal chordates and jawless vertebrates.