Conodonts (Greek kōnos, "cone", + odont, "tooth") are an extinct group of eel-looking agnathan (jawless) vertebrates, classified in the class Conodonta...
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Conodonts are an extinct class of animals whose feeding apparatuses called teeth or elements are common microfossils found in strata dating from the Stage...
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The conodont feeding apparatus is a series of phosphatic-mineralized elements, resembling a set of “teeth”, which are found lining the oral surface of...
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subphylum Vertebrata, consisting of both living (cyclostomes) and extinct (conodonts, anaspids, and ostracoderms) species. Among recent animals, cyclostomes...
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Willi Ziegler (redirect from Catalogue of Conodonts)
paleontologist. In 1969, he described the conodont genus Protognathodus. In 1984, with Charles A. Sandberg, he described the conodont genus Alternognathus. In 2002...
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The Conodont Alteration Index (CAI) is used to estimate the maximum temperature reached by a sedimentary rock using thermal alteration of conodont fossils...
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subdivisions in 1974. The boundaries were established by the fauna of conodonts and/or graptolites. In 1995, the Subcommission on Ordovician Stratigraphy...
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mapmaker. She devised the Conodont Alteration Index, a method of determining the heat exposure of buried rock, by analyzing conodont fossils. Her work, which...
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This is a list of conodonts genera, sorted in alphabetical order. †Acanthodus †Acodus †Acuminatella †Alternognathus †Amorphognathus †Ancyrodella †Ancyrognathus...
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is difficult. The Tournaisian is defined by the first appearance of the conodont Siphonodella sulcata within the evolutionary lineage from Siphonodella...
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Prioniodontida (redirect from Complex conodonts)
Prioniodontida, also known as the "complex conodonts", is a large clade of conodonts that includes two major evolutionary grades; the Prioniodinina and...
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Mazzaella is an extinct genus of Late Triassic ozarkodinid conodonts in the family Gondolellidae. They are found in mid-Julian sediments of the Tethys...
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Palmatolepis triangularis conodont zone, but later studies showed that P. triangularis first appeared slightly later than the main conodont turnover in the GSSP...
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Scotlandia is an extinct genus of conodonts in the family Prioniodinidae. Structure and evolution of Ordovician conodont apparatuses. Christopher R Barnes...
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isolated rocks: this technique is called biostratigraphy. For instance, the conodont Eoplacognathus pseudoplanus has a short range in the Middle Ordovician...
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fossil record. During the late Cambrian, other jawless forms such as conodonts appear. Jawed vertebrates appear in the Silurian, with giant armoured...
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Gulch Limestone. It was once thought to be the first body fossil of a conodont, based on what turned out to be its gut contents; it is now thought to...
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Pander Society (redirect from European Conodont Symposia)
informal organisation founded in 1967 for the promotion of the study of conodont palaeontology. It publishes an annual newsletter. Although there are regular...
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was the driest. Reconstruction of tropical sea surface temperature from conodont apatite implies an average value of 30 °C (86 °F) in the Early Devonian...
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datum of specific species of conodont, an enigmatic group of jawless chordates with hard tooth-like oral elements. Conodonts are used as index fossils for...
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the period there were mass-extinction events that seriously affected conodonts and planktonic forms like graptolites. The trilobites Agnostida and Ptychopariida...
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appearance of conodont species Declinognathodus noduliferus. The top of the stage (the base of the Moscovian) is at the first appearance of the conodonts Declinognathodus...
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Evolution of fish (section †Conodonts)
Haikouichthys. During the late Cambrian, eel-like jawless fish called the conodonts, and small mostly armoured fish known as ostracoderms, first appeared...
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with a mass extinction, which was particularly severe in the oceans; the conodonts disappeared, as did all the marine reptiles except ichthyosaurs and plesiosaurs...
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span formality Formal Lower boundary definition First appearance of the Conodont Hindeodus parvus. Lower boundary GSSP Meishan, Zhejiang, China 31°04′47″N...
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fishes), although this corresponded to sharp decline of jawless fish such as conodonts and ostracoderms. The Silurian system was first identified by the Scottish...
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Cyclostomata Hagfish Hyperoartia Lamprey †Conodonts †Protoconodonta? †Paraconodontida †Conodonta †Ostracoderms †Pteraspidomorphi †Thelodonti †Anaspida...
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The Šilalė Event was an extinction event affecting conodonts during the Přídolí, the final stage of the Silurian period. The Šilalė Event, first identified...
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Conodonts would reach their all-time low during this period, despite this, they are recovered from most marine Permian localities. Common conodonts from...
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stratigraphic record where fossils of conodont species Jinogondolella nanginkensis first appear. The Kungurian contains three conodont biozones: zone of Neostreptognathodus...
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