Biol 11 Lesson 2 Feb 3 - Ch 26 Phylum Porifera (Sponges)
Biology 1102 Lecture four. Slide 1 - Taxonomy Kingdom Phylum Class Order Family Genus Species.
Phylum Cnidaria. General Characteristics They are radially symmetrical They have 2 tissue layers: Epidermis - Outer layer of cells Gastrodermis Inner.
CHAPTER 12 INTRO TO ANIMALS (p. 330) There are over one million species and nine phylums.
INVERTEBRATES About 97 percent of all animals are invertebrates.
Sponges
Phylum Cnidaria
