Phylum - Cnidaria
Common name: Corals, Jellies, Sea Anemones, Hydroids
Name derivation: "nettle"
Subphylum: Anthozoa
- Class: Hexacorallia
- Class: Octocorallia
Subphylum: Endocnidozoa
- Class: Myxozoa
- Class: Polypodiozoa
Subphylum: Medusozoa
- Class: Cubozoa
- Class: Hydrozoa
- Class: Scyphozoa
- Class: Staurozoa
Number of Orders: 27
Number of Families: 508
Number of Genus: 2,738
Number of known Species: 18,745
Earliest Fossil Record: Middle Ediacaran 580 mya
Habitat: Marine, Freshwater
Size Range: 0.5 mm to 50 m
Notes: Taxonomy based on World Register of Marine Species (WoRMS)
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