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Radiolaria
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Radiolaria - UCL
Radiolaria are holoplanktonic protozoa and form part of the zooplankton, they are non-motile (except when flagella-bearing reproductive swarmers are produced) but contain buoyancy enhancing structures; they may be solitary or colonial.
www.ucl.ac.uk
www.ucl.ac.uk
Radiolaria - Wikipedia
The Radiolaria, also called Radiozoa, are unicellular eukaryotes of diameter 0.1–0.2 mm that produce intricate mineral skeletons.
en.wikipedia.org
en.wikipedia.org
Radiolaria.org > What are radiolarians
Radiolaria are protozoa distinguished 1) by segregation of their soft anatomy into the central capsule, containing the endoplasm, and the surrounding ectoplasm.
www.radiolaria.org
www.radiolaria.org
Radiolarians: Microscopic Marine Mysteries | AMNH
Radiolarians are thought to hold significant clues to the evolution of life on Earth, as well as insights into changing climatic conditions over time.
www.amnh.org
www.amnh.org
Introduction to the Radiolaria
Radiolarians are among the most beautiful of all protists. They are also an ancient group, going back all the way to the early Cambrian Period.
ucmp.berkeley.edu
ucmp.berkeley.edu
Radiolaria
‖ Radiolaria, n. pl. Zool. (ˌreɪdɪəˈlɛərɪə) [mod.L. f. radiol-us, dim. of radius n.] A class of rhizopods (see quot. 1872).1872 Nicholson Palæont. 66 The order Radiolaria is defined as comprising those members of the Rhizopoda which possess a siliceous test or siliceous spicules. 1879 tr. Semper's A...
Oxford English Dictionary
prophetes.ai
Ernst Haeckel's Radiolaria (1862) - The Public Domain Review
According to Wikipedia Radiolaria are "protozoa of (diameter 0.1–0.2 mm) that produce intricate mineral skeletons, typically with a central ...
publicdomainreview.org
publicdomainreview.org
Diversity and ecology of Radiolaria in modern oceans - PMC
Radiolaria are well known for their paleontological signatures, but little is known about the ecology of modern assemblages.
pmc.ncbi.nlm.nih.gov
pmc.ncbi.nlm.nih.gov
Radiolaria.org
Radiolaria are holoplanktonic protozoa widely distributed in the oceans. They occur throughout the water column from near surface to hundreds of meters depth.
www.radiolaria.org
www.radiolaria.org
Morphology of the Radiolaria
Radiolaria are incredibly diverse in the form their skeletons may take, ranging from spherical to rod-shaped, and radial to bilaterally symmetrical.
ucmp.berkeley.edu
ucmp.berkeley.edu
Extant diversity, biogeography, and evolutionary history of Radiolaria
Radiolaria are amoeboid planktonic protists that are ubiquitous and abundant in the world's oceans. Together with Foraminifera they constitute ...
www.sciencedirect.com
www.sciencedirect.com
Collodaria
the extensive samples of Radiolaria collected by the voyage of HMS Challenger. In Haeckel's phylogeny, the second order in Radiolaria, Sphaerellaria, includes all Radiolaria with any trace of latticed or fenestrated shell.
wikipedia.org
en.wikipedia.org
Retaria
Retaria is a clade within the supergroup Rhizaria containing the Foraminifera and the Radiolaria.
wikipedia.org
en.wikipedia.org
Cana (radiolarian)
References
Early Cretaceous Pantanelliidae (Radiolaria) from Northwest Turkey. Figen A. Mekik, Micropaleontology, Vol. 46, No. 1 (Spring, 2000), pages 1–30 (Stable URL at jstor)
Radiolaria: Siliceous Plankton through Time
External links
wikipedia.org
en.wikipedia.org