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FIG. 44.12 The placozoan Trichoplax adhaerens.
Photo sources: Reprinted by permission from Macmillan Publishers Ltd: NATURE 454, 955–960 (21 August 2008) M. Srivastava et al., The Trichoplax genome and the nature of placozoans. Copyright 2008. Image courtesy of Ana Signorovitch.