exercises in the structure and function of invertebrates allows readers to discover hands-on how the animals actually work. Throughout, readers make observations, conduct investigations, and ask and answer questions. Features phylogenetic descriptions, simple geological time scales, etymon for each phylum name, simple pronunciation guide for scientific names, and abundant illustrations. The Protozoans. Phylum Porifera. Cnidaria. Phylum Ctenophora. Phylum Platyhelminthes. Phylum Nemertea (Rhynchocoela). Phylum Gastrotricha. Phylum Rotifera. Phylum Acanthocephala. Phylum Mollusca. Phylum Annelida. Phylum Nematomorpha. Phylum Nematoda. Phylum Onychophora. Phylum Tardigrada. Phylum Arthropoda. Phylum Sipuncula (Sipunculida). Phylum Phoronida. Phylum Bryozoa. Phylum Kamptozoa (Entoprocta). Phylum Brachiopoda. Phylum Echinodermata. Phylum Chaetognatha. Phylum Hemichordata. Phylum Chordata. For anyone interested in the structure and function of invertebrates.

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