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Llanvirnian

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Journal Article

Chitinozoan biostratigraphy of the regional Arenig Series in Wales and correlation with the global Lower–Middle Ordovician series and stages

Chloé EA Amberg, Stewart G Molyneux, Jan A Zalasiewicz, Thijs RA Vandenbroucke
Published: 05 December 2022
Geological Magazine (2023) 160 (3): 511–534.
DOI: https://doi.org/10.1017/S0016756822001078
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View PDF for article title, Chitinozoan biostratigraphy of the regional Arenig Series in Wales and correlation with the global Lower–Middle Ordovician series and stages
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Journal Article

Geochemistry and diagenetic history of the Ordovician Lower Head Formation sandstones, western Newfoundland, Canada

Nigel J.F. Blamey, Karem Azmy, James Conliffe
Published: 28 June 2016
Canadian Journal of Earth Sciences (2016) 53 (12): 1501–1510.
DOI: https://doi.org/10.1139/cjes-2015-0169
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View PDF for article title, Geochemistry and diagenetic history of the Ordovician Lower Head Formation sandstones, western Newfoundland, Canada
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Journal Article

A re-appraisal of the petrogenesis and tectonic setting of the Ordovician Fishguard Volcanic Group, SW Wales

BETHAN A. PHILLIPS, ANDREW C. KERR, RICHARD BEVINS
Published: 28 July 2015
Geological Magazine (2016) 153 (3): 410–425.
DOI: https://doi.org/10.1017/S0016756815000461
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View PDF for article title, A re-appraisal of the petrogenesis and tectonic setting of the Ordovician Fishguard Volcanic Group, SW Wales
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Journal Article

Description and ecology of a new Middle Ordovician (Llanvirn) odontopleurid trilobite from the Builth Inlier of Mid-Wales, with a review of the genus Meadowtownella

TIM M. CONWAY, JOSEPH P. BOTTING
Published: 09 August 2011
Geological Magazine (2012) 149 (3): 397–411.
DOI: https://doi.org/10.1017/S0016756811000707
View PDF for article title, Description and ecology of a new Middle Ordovician (Llanvirn) odontopleurid trilobite from the Builth Inlier of Mid-Wales, with a review of the genus Meadowtownella
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Journal Article

Tunneling trilobites: Habitual infaunalism in an Ordovician carbonate seafloor

Lesley Cherns, James R. Wheeley, Lars Karis
Journal: Geology
Published: 01 August 2006
Geology (2006) 34 (8): 657–660.
DOI: https://doi.org/10.1130/G22560.1
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View PDF for article title, Tunneling trilobites: Habitual infaunalism in an Ordovician carbonate seafloor
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Journal Article

Mid–Late Ordovician magmatism and metamorphism along the Gander margin in central Newfoundland

Pablo Valverde-Vaquero, Cees R. van Staal, Vicki McNicoll, Greg R. Dunning
Published: 01 March 2006
Journal of the Geological Society (2006) 163 (2): 347–362.
DOI: https://doi.org/10.1144/0016-764904-130
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View PDF for article title, Mid–Late Ordovician magmatism and metamorphism along the Gander margin in central Newfoundland
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Journal Article

TRIARTHRINID TRILOBITES (OLENIDAE) FROM THE MIDDLE AND UPPER ORDOVICIAN, PRECORDILLERA OF ARGENTINA

GREGORY D. EDGECOMBE, BRIAN D. E. CHATTERTON, NORBERTO E. VACCARI, BEATRIZ G. WAISFELD
Published: 01 January 2005
Journal of Paleontology (2005) 79 (1): 89–109.
DOI: https://doi.org/10.1666/0022-3360(2005)079<0089:TTOFTM>2.0.CO;2
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View PDF for article title, TRIARTHRINID TRILOBITES (OLENIDAE) FROM THE MIDDLE AND UPPER ORDOVICIAN, PRECORDILLERA OF ARGENTINA
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Journal Article

Heavy minerals solve structural and stratigraphic problems in Ordovician strata of the western Irish Caledonides

MARIA A. MANGE, JOHN F. DEWEY, DAVID T. WRIGHT
Published: 01 January 2003
Geological Magazine (2003) 140 (1): 25–30.
DOI: https://doi.org/10.1017/S0016756802007100
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View PDF for article title, Heavy minerals solve structural and stratigraphic problems in Ordovician strata of the western Irish Caledonides
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Journal Article

ORDOVICIAN SILICEOUS AND SILICA-BASALT FORMATIONS OF KAZAKHSTAN

I. F. Nikitin
Published: 01 June 2002
Russ. Geol. Geophys. (2002) 43 (6): 512–527.
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View PDF for article title, ORDOVICIAN SILICEOUS AND SILICA-BASALT FORMATIONS OF KAZAKHSTAN
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Journal Article

Epizoan-sponge Interactions in the Early Ordovician of the Argentine Precordillera

MARCELO G. CARRERA
Journal: PALAIOS
Published: 01 August 2000
PALAIOS (2000) 15 (4): 261–272.
DOI: https://doi.org/10.1669/0883-1351(2000)015<0261:ESIITE>2.0.CO;2
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View PDF for article title, Epizoan-sponge Interactions in the Early Ordovician of the Argentine Precordillera
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Journal Article

MORPHOLOGICAL AND PALEOECOLGICAL ANALYSIS OF THE ORDOVICIAN ANKYROID LAGYNOCYSTIS (STYLOPHORA: ECHINODERMATA)

RONALD L. PARSLEY
Published: 01 March 2000
Journal of Paleontology (2000) 74 (2): 254–262.
DOI: https://doi.org/10.1666/0022-3360(2000)074<0254:MAPAOT>2.0.CO;2
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View PDF for article title, MORPHOLOGICAL AND PALEOECOLGICAL ANALYSIS OF THE ORDOVICIAN ANKYROID LAGYNOCYSTIS (STYLOPHORA: ECHINODERMATA)
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Journal Article

Interpretations of SHRIMP and isotope dilution zircon ages for the geological time-scale: 1. The early Ordovician and late Cambrian

W. Compston
Published: 01 February 2000
Mineralogical Magazine (2000) 64 (1): 43–57.
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View PDF for article title, Interpretations of SHRIMP and isotope dilution zircon ages for the geological time-scale: 1. The early Ordovician and late Cambrian
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Journal Article

THE ORDOVICIAN MOLASSE COMPLEX OF THE SOUTHWESTERN PART OF WEST SAYAN ( Manchurek Formation )

N. V. Sennikov, E.A. Yolkin, N. G. Izokh, A. G. Klets
Published: 01 January 2000
Russ. Geol. Geophys. (2000) 41 (1): 30–43.
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View PDF for article title, THE ORDOVICIAN MOLASSE COMPLEX OF THE SOUTHWESTERN PART OF WEST SAYAN ( Manchurek Formation )
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Journal Article

Age of the Grampian orogeny in Scotland and Ireland

N. J. SOPER, P. D. RYAN, J. F. DEWEY
Published: 01 December 1999
Journal of the Geological Society (1999) 156 (6): 1231–1236.
DOI: https://doi.org/10.1144/gsjgs.156.6.1231
View PDF for article title, Age of the Grampian orogeny in Scotland and Ireland
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Journal Article

Ontogenetic changes of Bacculae in Korean asaphid trilobites and their taxonomic implications

Dong-Chan Lee, Duck K. Choi
Published: 01 November 1999
Journal of Paleontology (1999) 73 (6): 1210–1213.
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Journal Article

Ordovician pliomerid and prosopiscid trilobites from Argentina

Gregory D. Edgecombe, Brian D. E. Chatterton, Beatriz G. Waisfeld, Norberto E. Vaccari
Published: 01 November 1999
Journal of Paleontology (1999) 73 (6): 1144–1154.
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Journal Article

THE OLDEST STROMATOPOROIDS

V. G. Khromych
Published: 01 February 1999
Russ. Geol. Geophys. (1999) 40 (2): 223–231.
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Journal Article

A petrographic approach for evaluating trace-element mobility in a black shale

S. M. Lev, S. M. McLennan, W. J. Meyers, G. N. Hanson
Published: 01 September 1998
Journal of Sedimentary Research (1998) 68 (5): 970–980.
DOI: https://doi.org/10.2110/jsr.68.970
View PDF for article title, A petrographic approach for evaluating trace-element mobility in a black shale
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Journal Article

Early phylogeny and subclass division of the Crinoidea (Phylum Echinodermata)

William I. Ausich
Published: 01 May 1998
Journal of Paleontology (1998) 72 (3): 499–510.
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Journal Article

Recognition of the Trans-European suture zone (TESZ) by the palaeobiogeographical distribution pattern of early to middle Ordovician

Thomas Servais, Olda Fatka
Published: 01 September 1997
Geological Magazine (1997) 134 (5): 617–625.
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