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| Figure 7: Types of metamorphosis. A-D, smooth metamorphosis in an enteropneust hemichordate: A, tornaria larva; B, C, metamorphosing larvae; D, juvenile. E, F, later stages in the overlapping metamorphosis of the starfish Luiudia sarsi: E, radial juvenile attached to bilateral larva; F, juvenile detached from larva. G-I, start-again metamorphosis in bryozoans: G, cyphonautes larva; H, trochophore larva; I, two connected capsules of stem cells from larva; J, juvenile bryozoans. |
