What phylum contains jellyfish?

What phylum contains jellyfish?

All jellyfish are Cnidaria, an animal phylum that contains jellies, sea anemones, and corals, among others. There are more than 10,000 species of Cnidaria, and less than 4,000 of these are Medusazoa—those animals we think of as jellyfish.

What phylum is stinging cells?

phylum Cnidaria

How many classes of jellyfish are there?

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).

What is the meaning of Mollusca?

Medical Definition of Mollusca : a large phylum of invertebrate animals (as snails, clams, and mussels) that have a soft unsegmented body lacking segmented appendages and commonly protected by a calcareous shell.

What is the meaning of annelida?

Medical Definition of Annelida : a phylum of coelomate and usually elongated segmented invertebrates (as earthworms, various marine worms, and leeches)

What is the meaning Coelenterate?

: cnidarian Like corals and jellyfish, sea anemones are coelenterates, a name that sacrifices poetry for scientific precision; it means that they have a hollow gut.— Richard Conniff.

What’s the meaning of arthropods?

: any of a phylum (Arthropoda) of invertebrate animals (such as insects, arachnids, and crustaceans) that have a segmented body and jointed appendages, a usually chitinous exoskeleton molted at intervals, and a dorsal anterior brain connected to a ventral chain of ganglia.

What’s the meaning of Arthropoda?

Arthropod, (phylum Arthropoda), any member of the phylum Arthropoda, the largest phylum in the animal kingdom, which includes such familiar forms as lobsters, crabs, spiders, mites, insects, centipedes, and millipedes. About 84 percent of all known species of animals are members of this phylum.

What does antennae mean in English?

1 plural antennae : one of a pair of slender, movable, segmented sensory organs on the head of insects, myriapods, and crustaceans — see insect illustration. 2 : a usually metallic device (such as a rod or wire) for radiating or receiving radio waves a TV antenna.