Articulata
Encyclopedia
Articulata has four meanings in zoology
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Zoology
Zoology |zoölogy]]), is the branch of biology that relates to the animal kingdom, including the structure, embryology, evolution, classification, habits, and distribution of all animals, both living and extinct...
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- Articulata (Brachiopoda)Articulata (Brachiopoda)The Articulata is a class of brachiopods which comprises those with hinged, calcareous shells that generally bear well developed teeth and sockets and a simple muscle system...
, one of two main divisions of the brachiopods having two valves with an articulating hinge - Articulata (Crinoidea)Articulata (Crinoidea)Articulata are the only extant subclass of the class Crinoidea. They are differentiated from the extinct subclasses by their lack of an anal plate and the presence of entoneural system. Articulata are stalked echinoderms with pentamerous symmetry. Their stalk, which consists of numerous disks...
, a subclass of crinoids, the only such to survive past the Paleozoic era - Articulata (Cyclostomata), a group of cyclostomeCyclostomatidaCyclostomatida, or cyclostomes, are an ancient order of stenolaemate bryozoans which first appeared in the Lower Ordovician. It consists of 7+ suborders, 59+ families, 373+ genera, and 666+ species. The cyclostome bryozoans were dominant in the Mesozoic; since that era, they have decreased...
bryozoans, also known as Articulina - Articulata HypothesisArticulata HypothesisThe Articulata Hypothesis is the grouping in a higher taxon of animals with segmented bodies, consisting of Annelida and Panarthropoda. This theory states that these groups are descended from a common segmented ancestor...
, a higher taxon of animals with segmented bodies, consisting of Annelida and Panarthropoda