Coelenterata


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Noun1.Coelenterata - hydrasCoelenterata - hydras; polyps; jellyfishes; sea anemones; corals
Metazoa, subkingdom Metazoa - multicellular animals having cells differentiated into tissues and organs and usually a digestive cavity and nervous system
cnidarian, coelenterate - radially symmetrical animals having saclike bodies with only one opening and tentacles with stinging structures; they occur in polyp and medusa forms
polyp - one of two forms that coelenterates take (e.g. a hydra or coral): usually sedentary with a hollow cylindrical body usually with a ring of tentacles around the mouth; "in some species of coelenterate, polyps are a phase in the life cycle that alternates with a medusoid phase"
medusan, medusoid, medusa - one of two forms that coelenterates take: it is the free-swimming sexual phase in the life cycle of a coelenterate; in this phase it has a gelatinous umbrella-shaped body and tentacles
class Scyphozoa, Scyphozoa - coelenterates in which the polyp stage is absent or at least inconspicuous: jellyfishes
jellyfish - any of numerous usually marine and free-swimming coelenterates that constitute the sexually reproductive forms of hydrozoans and scyphozoans
class Hydrozoa, Hydrozoa - coelenterates typically having alternation of generations; hydroid phase is usually colonial giving rise to the medusoid phase by budding: hydras and jellyfishes
Actinozoa, Anthozoa, class Actinozoa, class Anthozoa - a large class of sedentary marine coelenterates that includes sea anemones and corals; the medusoid phase is entirely suppressed
phylum - (biology) the major taxonomic group of animals and plants; contains classes
References in periodicals archive ?
Coelenterata Frey and Leuckart, 1847 Anthozoa Ehrenberg, 1834 Stylocoenia taurinensis (Michelin, 1842) Astrocoenia octopartita (Oppenheim, 1901) Ceratotrochus bodellei Barta-Calmus, 1973 Placosmiliopsis bilobatus (d'Achiardi, 1868) Desmophyllum castellolense Alvarez-Perez, 1997
12) Predominan los invertebrados (cinco phyla: Porifera, Coelenterata, Echinodermata, Artropoda y Mollusca).
61-100 1909-1958 1959-1978 Protozoa 59 2 Porifera 5 1 Coelenterata 34 (4) 1 Platyhelminthes 222 (13) 75 (4) Aschelminthes 12 0 Acanthocephala 3 6 Nematoda 0 3 (1) Annelida 13 3 Brachiopoda 67 0 Bryozoa 1 0 Echinodermata 33 0 Mollusca 81 (14) 0 Crustacea 233 (3) 59 Tardigrada 0 1 Trilobita 9 0 Myriopoda 25 0 Arachnoidea 169 (7) 39 Insecta 706 (19) 119 (3) Pisces 5 3 Amphibia 2 7 (1) Reptilia 14 4 Mammalia 52 (5) 4 TABLE 3.