Scyphozoa - Wikipedia
The Scyphozoa are an exclusively marine class of the phylum Cnidaria, [2] referred to as the true jellyfish (or "true jellies"). The class name Scyphozoa comes from the Greek word skyphos ( σκύφος ), denoting a kind of drinking cup and alluding to the cup shape of the organism.
28.2C: Class Scyphozoa - Biology LibreTexts
2024年11月23日 · Class Scyphozoa, an exclusively marine class of animals with about 200 known species, includes all the jellies. The defining characteristic of this class is that the medusa is the prominent stage in the life cycle, although there is a polyp stage present.
ADW: Scyphozoa: INFORMATION
a form of body symmetry in which the parts of an animal are arranged concentrically around a central oral/aboral axis and more than one imaginary plane through this axis results in halves that are mirror-images of each other. Examples are cnidarians (Phylum …
Scyphozoa | cnidarian class | Britannica
lion’s mane jellyfish, (Cyanea capillata), marine jellyfish of the class Scyphozoa (phylum Cnidaria) found in the waters of the colder oceans of the Northern Hemisphere. Some populations, however, occur as far south as the Gulf of Mexico. It is the largest known jellyfish in the world.
Jellyfish | Characteristics, Habitat, Diet, Anatomy, & Facts | Britannica
2024年10月25日 · Jellyfish, any planktonic marine member of the class Scyphozoa (phylum Cnidaria), a group of invertebrate animals composed of about 200 described species, or of the class Cubozoa (approximately 20 species). Learn more about the characteristics and natural history of jellyfish in this article.
Scyphozoa (Jellyfish) - Encyclopedia.com
The class Scyphozoa includes four orders, 20 families, 66 genera, and about 200 species. The four orders are Stauromedusae, the stalked jellyfish; Coronatae, the crown or grooved jellyfish; Semaeostomeae; and Rhizostomeae. Animals in the phylum Cnidaria may have one or both of two body forms, the benthic polyp and the pelagic medusa.
PHYLUM CNIDARIA: CLASS SCYPHOZOA - Marine Biological …
The class Scyphozoa comprises the familiar jellyfishes, of major ecological significance in the plankton. Some, including the sessile stauromedusae and the polyp stages of metagenetic free-swimming medusae, occur as part of the benthos.
Scyphozoa - Animalia
The Scyphozoa are an exclusively marine class of the phylum Cnidaria, referred to as the true jellyfish (or "true jellies"). The class name Scyphozoa comes from the Greek word skyphos (σκύφος), denoting a kind of drinking cup and alluding to the cup shape of the organism.
Cnidaria - Scyphozoa (true jellyfish) - MESA
The Scyphozoa or "true jellyfish" is a group class within the phylum Cnidaria. There are about 175 species worldwide. Most Scyphozoans are free-swimming marine animals living in the open ocean, however some small species are planktonic, and a few species that are filter feeders, using the tentacles to strain plankton from the water live ...
Scyphozoa - an overview | ScienceDirect Topics
2009年5月21日 · Members from this class, Scyphozoa, commonly referred to as jellyfish, inhabit all the oceans and seas of the world, from the tropics to the Arctic and Antarctic. The majority of the species live in shallow coastal waters, though there are …
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