KINDS of ANIMALS
animals are the most diverse kingdom;
body-plan is the basis of taxonomy
Sponges - no distinct tissues or symmetry
Radiata - 2 cell-layers, radial symmetry
sea anemones, jellyfish, comb jellies
Bilateria - 3 cell layers, bilateral symmetry
basically worm-like, at least as larvae
two main branches: Parazoa & Eumetazoa
| Previous slide | Next slide | Back to first slide | View graphic version |