Crinoids are marine invertebrates that make up the class Crinoidea. Crinoids that remain attached to the sea floor by a stalk in their adult form are commonly...
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The Camerata or camerate crinoids are an extinct subclass of Paleozoic stalked crinoids. They were some of the earliest crinoids to originate during the...
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The crinoid shrimp, or feather star shrimp Hippolyte catagrapha, is a species of shrimp in the family Hippolytidae Crinoid shrimps grow to up to 3 cm in...
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Myzostoma fuscomaculatum (redirect from Crinoid worm)
Myzostoma fuscomaculatum, the crinoid worm, is a species of marine worm in the family Myzostomatidae. Crinoid worms are tiny worms with stubby legs which...
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This list of crinoid genera is an attempt to create a comprehensive listing of all genera that have ever been considered to be crinoids, excluding purely...
308 KB (14,598 words) - 03:14, 7 October 2024
Agaricocrinus americanus (redirect from Mushroom crinoid)
Agaricocrinus americanus, also known as the mushroom crinoid or American crinoid, is a species of extinct crinoid. Its fossils can be found in the U.S. states...
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Cirrus (biology) (redirect from Cirrus (crinoid))
Look up cirrus or cirri in Wiktionary, the free dictionary. In biology, a cirrus (/ˈsɪrəs/ SIRR-əs, pl.: cirri, /ˈsɪraɪ/ SIRR-eye, from the Latin cirrus...
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Unguitrema nigrum, also known as the Black crinoid clingfish is a species of clingfish endemic to Papua New Guinea. This species occurs Madang Lagoon...
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Allogalathea elegans (redirect from Crinoid squat lobster)
Allogalathea elegans (known as the feather star squat lobster, crinoid squat lobster or elegant squat lobster) is a species of squat lobster that is sometimes...
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either side by brachioles, like the pinnules of a modern crinoid. Eventually, except for the crinoids, all the classes of echinoderms reversed their orientation...
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St. Cuthbert's beads (category Prehistoric crinoids)
Cuddy's beads) are fossilised portions of the "stems" of crinoids from the Carboniferous period. Crinoids are a kind of marine echinoderm which are still extant...
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The Denbury Crinoidal Limestone is a geologic formation in England. It preserves fossils dating back to the Devonian period. Earth sciences portal England...
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known as crinoids. He and his collaborator, Frank Springer, published numerous articles on the subject and built an exceptional collection of crinoid fossils...
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Indian bead (category Prehistoric crinoids)
a colloquial American term for a fossilized stem segment of a columnal crinoid, a marine echinoderm of the class Crinoidea. The fossils, generally a centimeter...
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most of the grains are crinoid ossicles. In older literature, the word is sometimes used to refer to individual fossil crinoids, but this usage is obsolete...
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Scyphocrinus (category Silurian crinoids)
extinct genus of crinoids. Species belonging to this genus lived during the Silurian and Devonian periods (from 443.4 to 358.9 Ma). The crinoid genus Camarocrinus...
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Onychocrinus (category Prehistoric crinoid genera)
Onychocrinus is an extinct genus of crinoids. This genus is known in the fossil records of the Carboniferous period of United States and Canada (age range:...
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Comatulida is an order of crinoids. Members of this order are known as feather stars and mostly do not have a stalk as adults. The oral surface with the...
9 KB (1,042 words) - 21:08, 26 August 2024
including all living crinoid species. They are commonly known as sea lilies (stalked crinoids) or feather stars (unstalked crinoids). The Articulata are...
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Aethocrinus is an early-diverging crinoid reported from the Early Ordovician. Its five arms bifurcate. The contested Echmatocrinus notwithstanding, it...
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brachiopods, ammonoids, hederelloids, microconchids and echinoderms (especially crinoids).[citation needed] The diversity of brachiopods and fusilinid foraminiferans...
114 KB (11,979 words) - 20:36, 14 October 2024
The elegant feather star (Tropiometra carinata) is a species of crinoid in the family Tropiometridae. Elegant feather stars may grow to 20 cm in total...
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Pentacrinoidea is a subclass of crinoids containing all members of Crinoidea except for the exclusively Paleozoic camerates (subclass Camerata). It was...
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is a superorder of specialized Paleozoic (Middle Ordovician to Permian) crinoids. They exhibited a conserved body plan and consistent suite of characteristics...
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Antarctic strawberry feather star, is a species of stemless, free-swimming crinoid. It was one of several new species of Promachocrinus to be described in...
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be found at the Maysville roadcut, including trilobites, cephalopods, crinoids, gastropods, brachiopods, bryozoans. The abundance and presence of fossil...
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they had with crinoids. Platyceratids are thought to have been parasitic on crinoids, either drilling into the stomach to steal the crinoid's food in a form...
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Animals of Devonian Michigan (section Crinoids)
Michigan. Among the more commonly occurring specimens are bryozoans, corals, crinoids, and brachiopods. Also found, but not so commonly, are armored fish called...
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Silurian) near Fairborn, Ohio, U.S., showing grains mainly composed of crinoid fragments A concretionary nodular (septarian) limestone at Jinshitan Coastal...
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Originally calcitic crinoid stem (in cross-section) diagenetically replaced by marcasite in a siderite concretion; Lower Carboniferous....
13 KB (1,457 words) - 11:18, 29 September 2024