< Dichotomous Key
Dichotomous Key: Cnidaria
Kingdom: Animalia
Phylum: Cnidaria
Information related to Cnidaria
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Parent key: Animalia
Phyla
Cnidaria
Key: Cnidaria
Cnidaria
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Key to Cnidaria

Animalia keys
Subkingdom
Agnotozoa
Phyla
Acoelomorpha | Cnidaria | Ctenophora | Myxozoa | Orthonectida | Placozoa | Porifera | Rhombozoa
Superphylum:Deuterostomia
Chaetognatha | Chordata | Echinodermata | Hemichordata
Superphylum:Ecdysozoa
Arthropoda | Kinorhyncha | Loricifera | Nematoda | Nematomorpha | Onychophora | Priapulida | Tardigrada
Superphylum:Lophotrochozoa
Annelida | Brachiopoda | Ectoprocta | Entoprocta | Mollusca | Nemertea | Phoronida | Sipuncula
Superphylum:Platyzoa
Acanthocephala | Cycliophora | Gastrotricha | Gnathostomulida | Micrognathozoa | Platyhelminthes | Rotifera
  • 1: Medusa stage present.
  • 2: Medusa stage absent.

1: Medusozoa

incomplete

   Cubozoa
   Hydrozoa
   Polypodiozoa
   Scyphozoa
   Staurozoa

2

  • 3: Parasitic
  • 4: Non-parasitic. Corals and sea anemonies.

3

incomplete

4

  • Hexacorallia: Polyps have 6-fold symmetry
  • Octocorallia: Polyps have 8-fold symmetry

5

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