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Table of Contents
v. 1 Porifera, Cnidaria, Platyhelminthes, Aschelminthes, Mollusca, Annelida and related phyla.
v. 2 Arthropod relatives, Chelicerata, Myriapoda.
v. 3 Crustacea.
v. 2 Arthropod relatives, Chelicerata, Myriapoda.
v. 3 Crustacea.