| 1. | When referenced, it is sometimes considered an equivalent to Porifera.
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| 2. | Porifera is an extant phylum within the fitness of the organism.
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| 3. | Porifera lack synapses so its role in these organisms is unclear.
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| 4. | One of these are the sponges ( Porifera ).
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| 5. | Porifera and Cnidaria are radially symmetrical, not bilaterian, and not triploblastic.
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| 6. | In addition to sensory cells differentiated during development, adult Porifera display contractile activity.
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| 7. | Its Phylum is Porifera and Class is Calcarea.
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| 8. | Stephens was a specialist in Porifera and Cnidaria.
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| 9. | This need not apply to somatically reproducing organisms, such as some Porifera and many plants.
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| 10. | They are highly related to sponges ( Porifera ), which are the simplest multicellular organisms.
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