Chapter 1 Science of Zoology and Evolution of Animal Diversity.
Early animal evolution Precambrian *Ediacarian (Vendian) biota *First animals Cambrian explosion *First shelled animals *Evolution of animal diversity.
Invertebrate Zoology – ZOOL 3104. Burgess Shale How are fossils made? Animal is buried (dead or alive) –Mud, silt, volcanic ash, or sand Fossils could.
Life in the Paleozoic Era Chapter 13 Section 2. The Cambrian Period The Cambrian Explosion: a span of about 15 million years when many new types of invertebrates.
