Phrynophiurida
Phrynophiurida (brittle-stars; class Stelleroidea, subclass Ophiuroidea) An order of brittle-stars in which the articulation between the radial shields and genital plates consists of a facet or ridge. The disc and arms are entirely covered by skin.
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Star Anise , Star anise Brittlestar , brittle-stars See EURYHALINA; OPHIOMYXINA; OPHIURIDA; OPHIURIDEA; PHRYNOPHIURIDA.
brit·tle·star / ˈbritlˌstär/ • n. an echinoderm (Ophiura and other… Hertzsprung-russell Diagram , Hertzsprung-Russell Diagram
A Hertzsprung-Russell diagram, or HR diagram, is a graph of stellar temperatures (plotted on the horizontal axis) and lum… Star Cluster , Star clusters are groups of stars that occur close to each other in space (and, thus, are gravitationally bound to one another), appear to have rough… Feather Stars , Feather stars, or comatulids, are echinoderms that belong to the class Crinoidea (phylum Echinodermata), which they share with the sea lilies. Unlike… Variable Star , Variable stars are stars that vary in brightness over time. In most cases, these changes occur very slowly over a period of months or even years. In…
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Phrynophiurida