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COELENTERATA (hewan berongga)

COELENTERATA (hewan berongga). Coilos = rongga Enteron = usus Coelenterata = Coilos + Enteron. Ciri-ciri umum. Tubuh terdiri 2 lapisan Ektoderm (Epidermis), melindungi dan menerima rangsang. Endoderm (Gastrodermis), pencernaan makanan. Mesoglea. Bentuk tubuh: Polip.

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COELENTERATA (hewan berongga)

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  1. COELENTERATA (hewan berongga) • Coilos = rongga • Enteron = usus Coelenterata = Coilos + Enteron

  2. Ciri-ciri umum • Tubuh terdiri 2 lapisan • Ektoderm (Epidermis), melindungi dan • menerima rangsang. • Endoderm (Gastrodermis), pencernaan • makanan. • Mesoglea. • Bentuk tubuh: • Polip. • Medusa. • Mengalami Metagenesis. • Habitat di air laut dan air tawar.

  3. Klasifikasi COELENTERATA HYDROZOA ANTHOZOA SCYPHOZOA

  4. Kelas Hydrozoa • Hydra= ular air, Zoa= hewan • Ada bentuk polip dan medusa • Hydra merupakan polip yang hidup soliter (tidak berkoloni). • Hidup di air tawar, dapat berpindah tempat (melekat pada suatu obyek). • Tubuhnya silindris yang dapat dijulurkan serta dipendekkan.

  5. Fisiografi Bentuk Polyp & Medusa

  6. Reproduksi • Aseksual; membentuk kuncup, terjadi pada bentuk polip. • Seksual; terjadi pertemuan antara sperma & ovum.

  7. SEKiAN &tERiMAKASiH

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