What is the body form of ctenophora?

What is the body form of ctenophora?

The Ctenophore phylum has a wide range of body forms, including the flattened, deep-sea platyctenids, in which the adults of most species lack combs, and the coastal beroids, which lack tentacles and prey on other ctenophores by using huge mouths armed with groups of large, stiffened cilia that act as teeth.

What is the common name of ctenophora?

Ctenophores, variously known as comb jellies, sea gooseberries, sea walnuts, or Venus’s girdles, are voracious predators.

Do ctenophores have body segments?

Ctenophora (‘comb jellies’) A small phylum of carnivorous, hermaphroditic, marine animals, in which the body is biradially symmetrical and can be divided into two hemispheres, and into equal sections by eight ciliated bands, the ‘combs’ from which the phylum derives its common name.

Do ctenophores have tissues?

Ctenophores have two primary tissue layers, the outer ectoderm and inner endoderm, which sandwich the gelatinous mesoglea. Nerves, muscles, and mesenchymal cells penetrate the mesoglea.

What are some examples of Ctenophora?

The phylum ctenophora is divided into two classes: Tentaculata and Nuda. Class 1 Tentaculata: They have tentacles and small stomodaeum. Examples: Hormiphora (The Sea Walnut), Pleurobrachia (The Sea gooseberry).

What is the common name for a Ctenophora?

Scientific Name: Ctenophora

  • comb jellyfish
  • Basic Animal Group: Invertebrate
  • Size: 0.04 inches to 4.9 feet
  • Lifespan: Less than a month to 3 years
  • Diet: Carnivore
  • Habitat: Marine habitats worldwide
  • Population: Abundant
  • Conservation Status: Not Evaluated
  • What type of symmetry do ctenophores have?

    Definition of ctenophore. : any of a phylum (Ctenophora) of marine animals superficially resembling jellyfishes but having biradial symmetry and swimming by means of eight bands of transverse ciliated plates — called also comb jelly.