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Animalia by Mind Map: Animalia

1. Cellular level of organisation

1.1. Porifera

2. Tissue level of organisation

2.1. No body cavity between epidermis and gastrodermis

2.1.1. Coelenterata, Platyhelminthes

2.2. Psedocoelom

2.2.1. Nematoda

2.3. Coelomate

2.3.1. Mesodermal cells from a single cell during growth of embryo Annelida, Mollusca, Arthropoda

2.3.2. Coelom formed from pouches pinched off from the endoderm No notochord Echinodermata Notochord present Chordata