- The Class Hydrozoa is the most diverse group of cnidarians. Although marine species vastly outnumber freshwater ones, the genus Hydra may nevertheless be the best known hydrozoan.www.marinespecies.org/hydrozoa/
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Cnidaria - Wikipedia
Web3 days ago · Modern cnidarians are generally classified into four main classes: sessile Anthozoa (sea anemones, corals, sea pens); swimming Scyphozoa (jellyfish) and Cubozoa (box jellies); and Hydrozoa, a …
Hydrozoa - The World Hydrozoa Database - World Register of …
Web4 days ago · Hydrozoa - The World Hydrozoa Database. Current number of accepted species in our list: 3 778. Introduction. The Class Hydrozoa is the most diverse group of …
Hydra | Freshwater, Cnidaria, Polyp | Britannica
WebMay 2, 2024 · Hydra, genus of invertebrate freshwater animals of the class Hydrozoa (phylum Cnidaria). The body of such an organism consists of a thin, usually translucent tube that measures up to about 30 millimetres …
Coral - Wikipedia
WebMay 5, 2024 · Corals are colonial marine invertebrates within the class Anthozoa of the phylum Cnidaria. They typically form compact colonies of many identical individual polyps. Coral species include the important reef …
Cnidarian | Definition, Life Cycle, Classes, & Facts | Britannica
WebMay 2, 2024 · Great Barrier Reef, off the coast of Queensland, Australia. The phylum Cnidaria is made up of four classes: Hydrozoa (hydrozoans); Scyphozoa (scyphozoans); …
Hydrozoa - The World Hydrozoa Database - World Register of …
Web6 days ago · Genus and subgenus names should be included for species. Valid wildcards are '%' and '_' (show wildcards).If you're not sure of the genus and/or subgenus of a …
Hydrozoa - The World Hydrozoa Database - World Register of …
Web4 days ago · An introduction to Hydrozoa. Mémoires du Muséum national d'Histoire naturelle, 194. Suffix. Muséum national d'Histoire naturelle: Paris, France. ISBN 2-85653 …
Hydrozoa - Definition, Meaning & Synonyms | Vocabulary.com
WebApr 26, 2024 · Definitions of Hydrozoa. noun. coelenterates typically having alternation of generations; hydroid phase is usually colonial giving rise to the medusoid phase by …
Ctenophora - Wikipedia
WebMay 12, 2024 · Ctenophora (/ t ə ˈ n ɒ f ər ə / tə-NOF-ər-ə; sg.: ctenophore / ˈ t ɛ n ə f ɔːr, ˈ t iː n ə-/ TEN-ə-for, TEE-nə-; from Ancient Greek κτείς (kteis) 'comb', and φέρω (pherō) 'to …
Box jellyfish | Size, Habitat, Venom, & Facts | Britannica
WebMay 3, 2024 · box jellyfish, (class Cubozoa), any cnidarian (or coelenterate) belonging to the class Cubozoa. The class is made up of approximately 50 species, which are known for their semitransparent box-shaped bell and …
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