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81
Lower and Middle Ordovician conodonts from the subsurface of SE Estonia and adjacent Russia
Published 2011-03-01Subjects: Get full text
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82
Floian, Early Ordovician, trilobites from the Olongbluk Terrane, northwest China
Published 2023-12-01Subjects: Get full text
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83
Lithofacies of Upper Ordovician Wufeng Formation in Sichuan Basin and its periphery
Published 2020-05-01“…The Upper Ordovician Wufeng Formation was divided into the shale and Guanyinqiao sections. …”
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84
Kokchetau-Issykkul terrain of the Kazakhstan Paleozoic continent and the Ordovician latitude of the continent
Published 2019-09-01“…The geodynamic position of the Kokchetau-Issykkul terrain was determined by analysing samples of Ordovician rocks collected across 11 sites using the paleomagnetism method. …”
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85
Recent advances in the Ordovician stratigraphy of the Baltic Palaeobasin and Tornquist margin of Baltica
Published 2023-06-01Subjects: “…ordovician…”
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86
A miniature Ordovician hurdiid from Wales demonstrates the adaptability of Radiodonta
Published 2020-06-01Subjects: Get full text
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87
Age of the Ordovician sedimentary succession in Lumparn Bay, Åland Islands, Finland
Published 2023-06-01“…Ordovician sections in the Lumparn Bay are comÂposed of two distinct lithological units. …”
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88
Unraveling the phylogenetic relationships of the Eccoptochilinae, an enigmatic array of ordovician cheirurid trilobites.
Published 2012-01-01“…This paper focuses on the relationships of one of those subfamilies, the Ordovician Eccoptochilinae. We analyze sixteen species from six genera within the traditionally defined group, using the pilekiid Anacheirurus frederici as an outgroup. …”
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89
Phylogeny and evolutionary modularity of a trilobite family over the Ordovician Radiation
Published 2023-06-01“…For instance, the trilobite family Pterygometopidae diversified during the Middle and Late Ordovician in Baltica, Avalonia, Laurentia, and Siberia. …”
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90
Rock magnetism of the Upper Ordovician Zhaolaoyu Formation of the southern Ordos Basin
Published 2024-03-01Subjects: Get full text
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91
The late Katian Elkhorn event: precursor to the Late Ordovician mass extinction
Published 2023-06-01“…The late Katian Elkhorn event is a biogeochemical perturbation preceding the Late Ordovician mass extinction (LOME) with an exceptional record in the United States (U.S.). …”
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92
EVENT STRATIGRAPHY AND CORRELATION PROBLEMS OF THE ORDOVICIAN STRATA OF GORNY ALTAI AND SALAIR
Published 2021-06-01Subjects: Get full text
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93
Pathways and mechanisms of Late Ordovician (Katian) faunal migrations of Laurentia and Baltica
Published 2015-02-01“…Late Ordovician strata within the Cincinnati Basin record a mass faunal migration event during the C4 and C5 depositional sequences. …”
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94
Ordovician opabiniid-like animals and the role of the proboscis in euarthropod head evolution
Published 2022-11-01“…Here, the authors describe two opabiniid-like euarthropods with anterior proboscises from the Middle Ordovician Castle Bank Biota, Wales, UK. Phylogenetic analysis suggests that these specimens may be sister to radiodonts and deuteropods.…”
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95
Early Ordovician (Tremadocian) brachiopods from the Eastern Alborz Mountains, Iran
Published 2011-06-01Subjects: Get full text
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96
Ripple marks as indicators of Late Ordovician sedimentary environments in Northwest Estonia
Published 2008-03-01Subjects: Get full text
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97
Discovery of the Ordovician Kinnekulle K-bentonite at the Põõsaspea cliff, NW Estonia
Published 2008-09-01Subjects: Get full text
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98
Genesis of Bedding Fractures in Ordovician to Silurian Marine Shale in Sichuan Basin
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99
The Digital Atlas of Ordovician Life: digitizing and mobilizing data for paleontologists and the public
Published 2014-12-01“…A new online resource, “The Digital Atlas of Ordovician Life: Exploring the Fauna of the Cincinnati Region” (www.OrdovicianAtlas.org), provides a tool for exploring the diversity, systematics, biogeography and stratigraphy of Late Ordovician fossils of the Cincinnati, Ohio region. …”
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100
The earliest giant Osprioneides borings from the Sandbian (late ordovician) of Estonia.
Published 2014-01-01“…The earliest Osprioneides kampto borings were found in bryozoan colonies of Sandbian age from northern Estonia (Baltica). The Ordovician was a time of great increase in the quantities of hard substrate removed by single trace makers. …”
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