Introduction to Animal Evolution Chapter 32. Origins All phyla form rather quickly in the “Precambrian explosion” Before 500 MYA Common ancestry with.
Spore-Forming Plants The Lower Plants. Classification of Life If we go back to ancient Greek times, Aristotle (350 BC) was the first and most influential.
Invertebrates Noncoelomate
Noncoelomate Invertebrates
Noncoelomate Invertebrates Chapter 33. 2 Invertebrate Phylogeny Revolution Scientists generally agree about the taxonomic classification of 36 animal.
Spore-Forming Plants
1 The traditional metazoan phylogeny is being reevaluated using molecular data. (Remember the homology/analogy problem.) Therefore, key morphological characters.
