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Foulon Formation

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Published: 12 October 2021
Treiorworth Formation, Anglesey La Maurerie Formation Cluse de l’Orb Formation Foulon Formation Landeyran Formation B4 B3 W3 W4 W5 W6 E1 A3 A4 KA M Ar MN2 MN3 MN4 LINGULOIDEA Glossella + Ectenoglossa + + Elliptoglossa
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Two-dimensional PCA plots on first and second eigenvectors of 163 brachiopod genera from 37 localities of Tremadocian–Dapingian ages from the Mediterranean Province core including Bohemia, Bavaria, Armorican Terrane Assemblage and North Africa, plus other contemporary faunas including Central Andean Basin, Avalonia, Alborz (Iran) and the Baltica continent. B1, Třenice Formation (Tremadocian), Bohemia; B2, Mílina Formation (upper Tremadocian), Bohemia; B3, Klabava Formation (Floian), Bohemia; B4, Železné hory (late Tremadocian – early Floian), east Bohemia; Ba, Vogtendorf Formation (late Tremadocian), Bavaria; W1, Tortworth Inlier, Gloucestershire (Cressagian); W2, Shineton Shale (Migneintian), Shropshire; W3, Ogof Hên Formation (Floian), Wales; W4, Blaencediw Formation (Floian), Wales; W5, Pontyfenni Formation (Dapingian), Wales; W6, Treiorworth Formation (Floian), Anglesey, Wales; Ar, Armorican Quartzite (Floian), Normandy, France, including Budleigh Salterton, England; MN1–4, Montagne Noire, France; MN1 Foulon Formation (Floian–Dapingian); MN2, La Maurerie Formation (Floian); MN3, Cluse de l’Orb Formation (Floian); MN4, Landeyran Formation (Floian); CS, Cabos Series (Tremadocian), Iberian Chains, Spain; M, Upper Fezouata Formation (Floian), Morocco; A1–A3, Tremadocian, Famatina Basin, Argentina; A3, Suri Formation (Floian), Argentina; I1–I3, Alborz, Iran; I1, Simeh-Kuh Formation (Tremadocian); I2, Simeh-Kuh Formation (late Tremadocian); I3, Qumes Formation, Gerd-Kuh Member (Tremadocian); EB2 and EB3, Leetse Formation (Floian), Estonia and Ingria; EB3, Leetse Formation, Vasilkovo Member (Floian), Ingria, Russia; EB4, Volkhov Formation, Päite Member (Floian), Ingria, Russia; EB5, Volkhov Formation, Saka Member (Dapingian), Ingria, Russia; P, Miedzygórz Beds (middle Tremadocian), Holy Cross Mountains, Poland; SU1–SU5, South Urals; SU1, Alimbet Formation (late Tremadocian); SU2, Kidryas Formation (middle Tremadocian); SU3–4, Akbulaksai Formation (early Floian); SU5, Khmelevka Formation (Tremadocian).
Published: 12 October 2021
, Wales; Ar, Armorican Quartzite (Floian), Normandy, France, including Budleigh Salterton, England; MN1–4, Montagne Noire, France; MN1 Foulon Formation (Floian–Dapingian); MN2, La Maurerie Formation (Floian); MN3, Cluse de l’Orb Formation (Floian); MN4, Landeyran Formation (Floian); CS, Cabos Series
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Rhenopyrgidae; all whitened with ammonium chloride. (1, 2) Rhenopyrgus grayae, Upper Ordovician, Lady Burn Starfish Bed, Girvan, Ayrshire, Scotland (holotype E23470): (1) details of oral surface with prominent collar plates and no suboral constriction apparent; black arrows highlight exposed floor plates in distal ambulacra; white arrow points to a small, exposed part of a plate of the suboral constriction, suggesting that suboral constriction could be contracted behind collar plates; (2) lateral view. (3, 4) Rhenopyrgus indet. 1, Silurian, Newland Formation, Newlands, Ayrshire, Scotland (E 62753): (3) lateral view of pyrgate zone, arrow points to enlarged plates interpreted here as collar plates; (4) oral view, black arrow highlights disarticulated large D-shaped oral ossicle. (5) Rhenopyrgus indet. 2, Ordovician, Drummuck Series, Ardmillan, Girvan District, Ayrshire, Scotland (EE 16254); lateral view of pyrgate zone; note difference in size and morphology of the pyrgate ossicles suggesting it is different than R. grayae, which is found in similar age rocks that are geographically close; also note disarticulated ridged deltoid-shaped plate closely associated with articulated pyrgate plates. (6–8) Rhenopyrgus indet. 3: (6, 7) Foulon Formation (middle Floian), La Croix de Roquebrun, Saint-Nazaire-de-Ladarez, Hérault, France (UCBL-FSL 713312); (6) lateral view of whole specimen; (7) enlargement of the oral surface, showing confused plate articulation of this region; black arrow highlights possible oral ossicle; white arrows highlight collar plate series; (8) late Tremadocian, beneath Saint-Chinian Formation, Saint-Chinian, SW of Donnadieu, Babeau-Bouldoux, Hérault, France (UCBL-FSL 713316), lateral view. (9–11) Rhenopyrgus coronaeformis Rievers, 1961, Lower Devonian, Emsian, Hunsrück Slate, Bavaria, Germany (holotype SNSB-BSPG 1958 XV 50): (9) detail of oral surface and proximal structures; (10) detail of oral surface; note complicated cover plate articulation surfaces; black arrow highlights grooved adambulacral margin of oral plate; (11) detail of coriaceous sac. Abbreviations, O = oral plate. All scale bars represent 1 mm.
Published: 01 January 2020
associated with articulated pyrgate plates. ( 6–8 ) Rhenopyrgus indet. 3: ( 6, 7 ) Foulon Formation (middle Floian), La Croix de Roquebrun, Saint-Nazaire-de-Ladarez, Hérault, France (UCBL-FSL 713312); ( 6 ) lateral view of whole specimen; ( 7 ) enlargement of the oral surface, showing confused plate
Journal Article
Published: 01 January 1966
Bulletin de la Société Géologique de France (1966) S7-VIII (3): 461–467.
...Claude Rousset Abstract Between Le Foulon and Courmes (Alpes-Maritimes, southeast France) the Loup river flows south-southeast. On the east side of the river, imbricate structures overthrust to the southwest are cut by northeast-southwest-trending faults. The rocks of the west bank are folded...
Journal Article
Published: 01 January 2020
Journal of Paleontology (2020) 94 (1): 115–130.
... associated with articulated pyrgate plates. ( 6–8 ) Rhenopyrgus indet. 3: ( 6, 7 ) Foulon Formation (middle Floian), La Croix de Roquebrun, Saint-Nazaire-de-Ladarez, Hérault, France (UCBL-FSL 713312); ( 6 ) lateral view of whole specimen; ( 7 ) enlargement of the oral surface, showing confused plate...
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Journal Article
Published: 09 August 2023
Seismological Research Letters (2023) 94 (5): 2426–2440.
...Sheri Molnar; Thomas Foulon; Hema Sharma; Martin Ross; Michel Parent Abstract Significant earthquake site effect potential exists in Charlevoix, Québec, the most seismically active region in the eastern Canada. Most of the population there lives on two buried river valleys (Du Gouffre in the west...
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Journal Article
Published: 01 May 2006
Journal of Paleontology (2006) 80 (3): 477–495.
... constitute a thick marine succession assignable to six Tremadocian/Arenigian lithostratigraphic units (the La Dentelle, Saint–Chinian, La Maurerie, Cluse de l'Orb, Foulon, and Landeyran formations) representing both inner- and outer-platform facies. Although these formations are primarily composed of shales...
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Journal Article
Journal: Clay Minerals
Published: 01 September 2000
Clay Minerals (2000) 35 (4): 679–691.
... from chemical weathering of micaceous phyllosilicates. Their spatial distribution and the specific conditions for their formation through weathering suggest that I-V mixed layers are mainly derived from the Canadian Shield. They were transported from their source to marine deposition areas by rivers...
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Journal Article
Published: 06 December 2024
Seismological Research Letters (2025) 96 (2A): 1134–1149.
... condition data has been achieved for regional seismic microzonation mapping purposes, for example, Ottawa ( Motazedian et al. , 2011 ), Montreal ( Rosset et al. , 2015 ), Saguenay ( Foulon et al. , 2018 ; Salsabili et al. , 2021 ), and their combination for the St. Lawrence Lowlands ( Nastev et al...
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Journal Article
Journal: Palynology
Published: 01 November 2016
Palynology (2016) 40 (3): 343–356.
... Cambrian Lükati Formation in northern Estonia. The lack of any significant thermal alteration in this formation allowed for excellent preservation of fine microstructures on these microfossils. Among the rich palynomorph assemblages in the Lükati Formation, a new species of tiny, spheroidal eukaryotic...
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Journal Article
Published: 01 April 1990
Journal of the Geological Society (1990) 147 (2): 365–371.
... Palaeontology 1973 16 261 274 Chamley H. Debrabant P. Candillier A. -M. Foulon J. Clay mineralogy and inorganic geochemical stratigraphy of Blake-Bahama Basin since the Callovian, site 534, Deep Sea Drilling Project leg 76 Initial Reports DSDP 1983 76 437 451 Clausen, C. K...
Journal Article
Published: 12 October 2021
Geological Magazine (2021) 158 (12): 2187–2208.
... Treiorworth Formation, Anglesey La Maurerie Formation Cluse de l’Orb Formation Foulon Formation Landeyran Formation B4 B3 W3 W4 W5 W6 E1 A3 A4 KA M Ar MN2 MN3 MN4 LINGULOIDEA Glossella + Ectenoglossa + + Elliptoglossa...
FIGURES
Journal Article
Published: 01 September 2010
Bulletin of Canadian Petroleum Geology (2010) 58 (3): 219–234.
... stratigraphy and inferred structural stacking relationships of the southern Quebec Appalachians. See interpreted seismic profiles for stratigraphic acronyms. Platform thrust slices and mélange units are not shown. AF, Aston fault; BBL, Baie Verte-Brompton Line; BF, Bennett fault; DFF, Du Foulon fault; LGF, La...
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Journal Article
Published: 01 November 1999
Jour. Geol. Soc. India (1999) 54 (5): 515–522.
..., several authors have also used clay minerals in the sediments (Charnley et al. 1983; Singer, 1984; Pant, 1993 and Di11i and Pant, 1994) to interpret past climates. The degree of crystallinity of illite is useful to understand the prevailing climatic conditions at the time of their formation (Singer, 1984...
Journal Article
Published: 21 February 2019
Petroleum Geoscience (2020) 26 (1): 101–109.
...Chen Hao; Mu Longxin; Huang Jixin; Chang Guangfa Abstract The McMurray Formation is one of the most significant bitumen deposits in Canadian oil sands. Bitumen-bearing sand intervals deposited and reworked in fluvial, tidal or estuarine environments result in heterogeneous sediment distributions...
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Journal Article
Published: 12 April 2016
Petroleum Geoscience (2016) 22 (2): 177–189.
...O. Babak; J. Resnick Abstract The McMurray Formation is the most volumetrically important source of bitumen in the Canadian oil sands. While there are many parameters that affect prediction of bitumen recovery in commercial in situ oil sand projects, absolute permeability is the most important...
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Journal Article
Published: 01 June 2005
Clays and Clay Minerals (2005) 53 (3): 294–300.
... al. , 2000 ) or ATH ( Ning and Guo, 2000 ). The borate promotes the formation of a ceramic-like MgO- or Al 2 O 3 -based coating that forms over the char which forms on the surface of a polymer during combustion and subsequently forms a vitreous phase which acts as a binder to reinforce this ceramic...
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Journal Article
Journal: Clay Minerals
Published: 01 March 2001
Clay Minerals (2001) 36 (1): 49–60.
... to smectite and the alteration processes also led to the formation of minor amounts of zeolites and palygorskite. The morphology and composition of the smectite-spherules support their origin from the alteration of impact glasses. This spherule bed also confirms that large volumes of ejecta material...
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Journal Article
Journal: Clay Minerals
Published: 01 December 2000
Clay Minerals (2000) 35 (5): 791–806.
... in the northern part. In the Jameson Land basin, shallow core samples were investigated from the Karstryggen, Wegener Halvø, Ravnefjeld (all Upper Permian) and Hareelv (Upper Jurassic) Formations (Figs. 1 ,2 ). Outcrop samples were studied from the Schuchert Dal (Oksedal Member, Upper Permian) and Wordie...
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Journal Article
Published: 29 May 2015
Petroleum Geoscience (2015) 21 (4): 322–332.
...Saina Lajevardi; Olena Babak; Clayton V. Deutsch Abstract Shale barriers within the bituminous oil sand deposits of the McMurray Formation have a detrimental effect on the steam-assisted gravity-drainage chamber growth and oil recovery. Typically, the non-net shale barrier lateral extents are too...
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