Hydrozoa - PowerPoint PPT Presentation


Study of Phylum Cnidaria: General Characters and Classification

Phylum Cnidaria comprises aquatic organisms with specialized stinging cells known as cnidoblasts. They exhibit radial symmetry and are triploblastic, with distinct polyp and medusa forms. The phylum includes classes like Hydrozoa, Scyphozoa, and Anthozoa, each displaying unique characteristics and m

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Overview of Phylum Cnidaria: Classification and Characteristics

Phylum Cnidaria consists of around 10,000 species classified into 5 classes: Hydrozoa, Anthozoa, Cubozoa, Scyphozoa, and Staurozoa. Each class has unique characteristics and examples, such as the sea serpents in Hydrozoa and flower animals in Anthozoa. Cnidarians exhibit radial or biradial symmetry,

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