Radiata contain two germ layers including the ectoderm and the endoderm, other Eumetazoa differ in that they have an additional layer called the mesoderm.
Radiata contain two germ layers including the ectoderm and the endoderm, other Eumetazoa differ in that they have an additional layer called the mesoderm.
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Radial and bilateral are the two forms.
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Cnidarians are a phyla in the kingdom Animalia, and more
specifically, the subkingdom Eumetazoa.
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Echinodermat is a phyllum in Kingdom Animlia. Kingdom: Animalia
Subkingdom: Eumetazoa Superphylum: Deuterostomia Phylum:
Echinodermat