phylum Ctenophora

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Noun

phylum Ctenophora - comb jellies; sea acorns; a small phylum formerly considered a class of Coelenterata

animal kingdom, Animalia, kingdom Animalia - taxonomic kingdom comprising all living or extinct animals

comb jelly, ctenophore - biradially symmetrical hermaphroditic solitary marine animals resembling jellyfishes having for locomotion eight rows of cilia arranged like teeth in a comb

class Nuda, Nuda - ctenophores lacking tentacles; comprises one genus: beroe

class Tentaculata, Tentaculata - ctenophores have retractile tentacles

family Pleurobrachiidae, Pleurobrachiidae - sea gooseberries

genus Pleurobrachia, Pleurobrachia - sea gooseberries

phylum - (biology) the major taxonomic group of animals and plants; contains classes

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References in periodicals archive ?

We studied the swimming behavior of two species of gelatinous zooplankton, a comb jelly Mnemiopsis mccradyi (Phylum Ctenophora) and a hydrozoan jellyfish medusa Nemopsis bachei (Phylum Cnidaria), under the altered gravity conditions generated aboard NASA's KC-135 aircraft.

Marine and Atmospheric Sciences

(Medusae) Phylum Ctenophora Mnemiopsis leidyi Phylum Annelida Class Polychacta Platynereis sp.

Hydrogen peroxide: An effective treatment for ballast water

Planktonic marine invertebrates are noted for their ability to produce light (Herring, 1987; Haddock and Case, 1994), but even among these organisms, the phylum Ctenophora is remarkable for the extent of bioluminescence expression.