PHYLUM ANNELIDA Annelids          Segmented worms Made up of somites/segments/metameres Bilaterally symmetrical Tripoblastic Eucoelomates - have…

Slide 1 Animal Kingdom Evolution 5 Defining characteristics of the animal kingdom: 1) Heterotrophic eukaryotes; ingestion 2) Lack cell walls; collagen 3) Nervous & muscular…

Phylum Annelida Annelus = â Little Ringâ The Segmented Worms www.onacd.ca 3 Major Classes in Phylum Annelida Class Oligochaeta: the earthworms Class Hirudinea : The leeches…

Invertebrates (Sponges, Cnidarians,Worms, Mollusks, Arthropods, Echinoderms) I. Sponges A. Phylum Porifera a. asymmetric b. filter feeders – take in tiny particles of food…

Phylum Annelida Annelus = â Little Ringâ The Segmented Worms www.onacd.ca 3 Major Classes in Phylum Annelida Class Oligochaeta: the earthworms Class Hirudinea : The leeches…