The Tremadocian is the lowest stage of Ordovician. Together with the later Floian Stage it forms the Lower Ordovician Epoch. The Tremadocian lasted from...
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years ago, until the Dapingian age of the Middle Ordovician. It includes Tremadocian and Floian ages. International Commission on Stratigraphy (ICS) appointed...
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The Ordovician Period in Britain was traditionally broken into Early (Tremadocian and Arenig), Middle (Llanvirn (subdivided into Abereiddian and Llandeilian)...
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Furongian series. It follows the Jiangshanian and precedes the Ordovician Tremadocian Stage. The proposed lower boundary is the first appearance of the trilobite...
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Graptolitic argillite (redirect from Tremadocian black shale)
as dictyonema argillite, dictyonema oil shale, dictyonema shale, or Tremadocian black shale) is a marinite-type black shale of sapropelic origin. It...
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(2018). "High resolution trilobite biostratigraphy for the early late Tremadocian (Tr2) interval (Early Ordovician) Santa Rosita Formation, Argentine Cordillera...
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conodonts belonging to the genus Iapetognathus. It existed during the Tremadocian Age (485.4 million years ago) of the Ordovician. It is an important index...
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Miaolingian series of the Cambrian and precedes the Lower Ordovician Tremadocian Stage. It is subdivided into three stages: the Paibian, Jiangshanian...
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Angeles. Santa Rosita Formation, a geological formation (upper Furongian–Tremadocian) in the Tilcara Range, Cordillera Oriental of Jujuy, Argentina Santa...
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Species belonging to the Phacopina lived from the Lower Ordovician (Tremadocian) through the end of the Upper Devonian (Famennian). The one unique feature...
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Coryphidium is an extinct genus of acritarchs. C. elegans is from the Tremadocian, the lower age of the Ordovocian of Morocco. Acritarchs from Klabava...
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rocks. The Global Boundary Stratotype Section and Point (GSSP) of the Tremadocian stage and the all Ordovician system is defined in the Green Point section...
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trilobites of the family Raphiophoridae that lived during the Early Tremadocian of Alberta, Canada. It is known only from a cranidium with a large, keel-shaped...
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Dapingian 470 ± 1.4 * Lower/Early Floian (formerly Arenig) 477.7 ± 1.4 * Tremadocian 485.4 ± 1.9 * Cambrian Furongian Stage 10 Major diversification of (fossils...
172 KB (9,499 words) - 20:32, 18 August 2024
(Ordovician) Arkonia (Ordovician) Asteridium (Cambrian) Athabascaella (Tremadocian, Early Ordovician) Axisphaeridium (Ordovician) Bacisphaeridium (Ordovician)...
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Vogtendorf Formation (category Tremadocian)
formation in Bavaria, Germany. It preserves fossils dating back to the Tremadocian stage of the Ordovician period. Trilobites Agerina alkleini Echinosphaerites...
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sequence of metasedimentary rocks of Cambro-Ordovician (Furongian to Tremadocian) age found in northern and western Anglesey and the adjacent Holy Island...
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benmoulai Van Roy, Daley, & Briggs 2015 Hurdiidae (Aegirocassisinae) Tremadocian Morocco Hurdia victoria Walcott 1912 Hurdiidae Wuliuan–Drumian Canada...
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Phacopoidea Temporal range: Tremadocian–Famennian PreꞒ Ꞓ O S D C P T J K Pg N Phacops rana Scientific classification Domain: Eukaryota Kingdom: Animalia...
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Fezouata Formation (category Tremadocian)
that spans the Tremadocian and Floian epochs. Two stratigraphic intervals of the formation are fossiliferous: the lower is Late Tremadocian and sits 260...
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of ridges (Taylor 1984). Marcusodictyon occurs on late Cambrian and Tremadocian lingulate brachiopods of Baltica (Vinn 2015). Taylor, P.D. (1984). Marcusodictyon...
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other feeding strategies, as wells as evidence of better preservation of Tremadocian animals than Floian ones. A study on silicified fossils from the Ordovician...
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trilobites of the family Raphiophoridae that lived during the Early Tremadocian of Vermont, United States. The generic epithet is a compound word of...
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Their first appearance in the fossil record was in the Early Ordovician (Tremadocian) and they had become extinct by the Late Devonian (Famennian). They are...
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Evans, D. H. (2011). "Review and paleoecological analysis of the late Tremadocian – early Floian (Early Ordovician) cephalopod fauna of the Montagne Noire...
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"Feeding traces related to shells from the Prague Basin, Czech Republic (Tremadocian to early Darriwilian, Ordovician)". Palaeogeography, Palaeoclimatology...
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Tucumilla Formation (category Tremadocian)
The Tucumilla Formation is a Tremadocian geologic formation of southern Bolivia. The sandstones, shales and siltstones crop out in the José María Avilés...
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belonging to the Family Olenidae, Suborder olenina. It lived during the Tremadocian Stage, lowermost of the two standard worldwide divisions forming the...
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northern Wales (of which "Tremadoc" is an alternate, anglicised name). The Tremadocian, the first internationally recognized stage of the Ordovician Period...
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shales with limestone inclusions, dating from the Lower Ordovician (Tremadocian). It is one of the six geological formations from the Saint-Chinian Cambro-Ordovician...
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