Articulata

[är‚tik·yə′läd·ə]

(invertebrate zoology)

A class of the Brachiopoda having hinged valves that usually bear teeth.

The only surviving subclass of the echinoderm class Crinoidea.

The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Articulata

a term introduced in 1812 by the French zoologist G. Cuvier to designate one of four animal phyla, the other three being Vertebrata, Mollusca, and Radiata. Some modern zoologists use the term to designate the higher segmented proto-stomatic animals, which include Annelida and Arthropoda, as well as the closely related Onychophora, Tardigrada, and Pentastomata.

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References in periodicals archive

2017), le cortege floristique des groupements de Hammada scopariad' appartenancesaharienneetmediterraneenne bien adapte au condition de l'Atlas saharien comprend: Anabasis articulata, A.

Phytoecologie de Hammada scoparia dans la region de Naama (Algerie occidentale)/Phytoecology of Hammada scoparia in the region of Naama (Western Algeria)

Nomenclatural note: In the original name of this association (Negre, 1964) the suffix -etum should be assigned to the species of higher stratum (Tetraclinis articulata, syn.

Syntaxonomic synopsis of the forest and tall scrub vegetation of Northern Algeria/Sinopsis sintaxonomica de los bosques y matorrales de alta talla de la vegetacion del norte de Argelia

Construction woods including peg, posts, beams, ceilings, roof supports, and attics were provided by species like Psychotria articulata, Spondianthus preussi, Anthocleista vogelii and Cleistopholis patens as well as small individuals of Alstonia congensis and Xylopia rubescens.

Extraction of timber and non-timber products from the Swamp Forest of Lokoli (Benin): use patterns, harvesting impacts and management options

At Chebka altitude is about 1475 m and vegetation is dominated by Steppa tenassima sparsed by some small evergreen oaks, Quercus ilex, thuyas, Tetraclinis articulata, and mastics, Pistacia lentiscus.

Is There a Future for the Last Populations of Aoudad (Ammotragus lervia) in Northern Algeria?

Atranorin, fumarprotocetraric acid and (+)-usnic acid were isolated from Usnea articulata as previously reported (Lohezic-Le Devehat et al., 2007).

Lichen-derived compounds show potential for central nervous system therapeutics

(2013) evaluated the repellent and insecticide activity of the essential oil of Baccharis articulata (Lam.) Pers.

Insecticide activity of clove essential oil on bean weevil and maize weevil/Atividade inseticida do oleo essencial de cravo-da-india sobre o caruncho-do-feijao e o gorculho-do-milho

Common lifeforms include tall erect emergent sedges (Eleocharis sphacelata, Baumea articulata and Schoenoplectus tabernaemontani) and aquatic herbs with floating, emergent or submerged leaves (Myriophyllum, Triglochin, Ornduffia, Nymphoides and Potamogeton species) and free floating species such as Azolla or duckweeds.

Establishing indigenous vegetation in degraded natural or constructed wetlands

Los arbustales de este sector estan caracterizados por especies nativas como calafate (Berberis buxifolia), romerillo (Acanthostyles buniifolius), espino negro (Rhamnus lycioides), laura (Schinus patagonicus), parrilla y parrillita (Ribas spp.), chacay (Discaria trinervis), manca caballo (Discaria articulata), palo de piche (Fabiana imbricata) y chapel (Escallonia virgata).

Estructura de la dieta de roedores sigmodontinos en arbustales del ecotono bosque-estepa del suroeste de Argentina

From Usnea articulata (L.) Hoffm., depsidones pertaining to the stictic acid chemosyndrome were isolated (including stictic, norstictic, peristictic, cryptostictic, menegazziaic, constictic, and 3-O-methyl-consalazinic acids), in addition to two new depsidones (one being the openring form of stictic acid and the other structurally very similar to this acid, but exhibiting a C[H.sub.2]OH group at C-3 and lacking the OH group at C-8').

Radical-scavenging Potential of Phenolic Compounds from Brazilian Lichens