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Cnidaria   Listen
noun
Cnidaria  n. pl.  (Zool.) A comprehensive group equivalent to the true Coelenterata, i. e., exclusive of the sponges. They are so named from presence of stinging cells (cnidae) in the tissues. See Coelenterata.





Collaborative International Dictionary of English 0.48


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"Cnidaria" Quotes from Famous Books



... is formed by two layers of cells—the two primitive germinal layers. A corresponding germinal condition, the two-layered gastrula, occurs transitorily in the embryological history of all the other Metazoa, from the lowest Cnidaria and Vermes up to man. From the common stock of the Helminthes, or simple worms, there develop as independent main branches the four separate stems of the Molluscs, Star-fishes, Arthropods, and Vertebrates. It is only ...
— Monism as Connecting Religion and Science • Ernst Haeckel


Words linked to "Cnidaria" :   Metazoa, cnidarian, Scyphozoa, coelenterate, phylum Coelenterata, Hydrozoa, class Scyphozoa, Coelenterata, class Actinozoa, Actinozoa, medusoid, medusa, class Anthozoa, class Hydrozoa, polyp


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