Aquatic, mostly marine invertebrates defined by cnidocytes, stinging cells used to capture prey and for defense, arranged around a body with radial symmetry and a single body opening. Cnidaria includes jellyfish, sea anemones, corals and hydroids, and reef-building corals in this phylum construct the physical structure of every coral reef on Earth.
Facts
Disputed
Member Species/Taxa CountApproximate described-species (or, for a genus, described-taxon) count; continually revised as species are newly described, reclassified or synonymized. Taxonomic Rank Scientific Name Classification
Living or Extinct Connections
Child Taxon Of
Parent Taxon Of
Source Wikipedia: Stauromedusae
Sources
1. Wikidata (taxon extant/extinct status)
Wikimedia Foundation / Wikidata contributorsQ25441, descriptionView the Source 2. Catalogue of Life
Wikidata: Cnidaria
Wikidata: Cubozoa
Parent Taxon Of: Box Jellyfish, Wikidata parent-taxon (P171) chainView the Source Wikipedia: Cnidaria
WikipediaIn Group: Major Animal Phyla, LeadQuote, In Group: Major Animal Phyla, Lead
Cnidaria ( nih-DAIR-ee-ə, ny-) is a phylum of animals containing over 11,000 species of aquatic invertebrates found both in freshwater and marine environments (predominantly the latter), including jellyfish, hydroids, sea anemones, corals and some of the smallest marine parasites.
Wikipedia: Stauromedusae
WikipediaParent Taxon Of: Stalked Jellyfish, LeadQuote, Parent Taxon Of: Stalked Jellyfish, Lead
They are the sole living members of the class Staurozoa and belong to the Medusozoa subphylum of Cnidaria.
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