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Lochkov

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Series: Geological Society, London, Special Publications
Published: 01 January 2016
DOI: 10.1144/SP423.1
EISBN: 9781862399556
... Abstract Distinctive facies change and magnetic susceptibility across the neritic Rauchkofel Limestone (Central Carnic Alps) document specific sea-level fluctuations that are related to the Lochkov–Prag Event. This is supported by a positive shift in the carbon isotope signal of about 1.5...
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Figure  2 — Archidesmus macnicoli , AUGD 12303a, b, Lower Devonian (<span class="search-highlight">Lochkov</span>...
Published: 01 January 2004
Figure 2 — Archidesmus macnicoli , AUGD 12303a, b, Lower Devonian (Lochkovian), Tillywhandland fish bed, Dundee Formation, Arbuthnott Group, Midland Valley of Scotland. 1, AUGD12303a under alcohol with anterior towards right; 2, enlarged view of AUGD 12303a under alcohol showing detail of tergi
Journal Article
Published: 01 October 1982
Canadian Journal of Earth Sciences (1982) 19 (10): 1919–1932.
... the Zlichov and Daleje (Emsian), late Eifel and early Givet, and especially Frasne. Sea-level lowering (regression) is indicated possibly for about the middle Arenig, the Llandeilo, approximately the middle Llandovery, the middle Wenlock, the Pridoli, and the lower Lochkov, and approximately the middle Eifel...
Journal Article
Published: 01 March 1988
Canadian Journal of Earth Sciences (1988) 25 (3): 355–369.
... tenuis : Ludlow; Monograptus formosus , Pristiograptus ultimus , Pristiograptus chelmiensis , Monograptus bouceki , and Pristiograptus transgrediens praecipuus : Pridoli; Monograptus uniformis and M . hercynicus : Lochkov; and Monograptus falcarius ?, M . fanicus , M . thomasi ?, and M . yukonensis...
Journal Article
Journal: GSA Bulletin
Published: 01 November 1969
GSA Bulletin (1969) 80 (11): 2165–2174.
... and by the incoming of terebratulids, Cyrtina, and common Schizophoria. Insofar as the Pridoli-Lochkov boundary in Bohemia can be revised to correspond to this boundary, the Pridoli is recognized as the uppermost Silurian Stage. In North America, the base of the Devonian, defined as the base of the Gedinnian...
Image
Examples of buckle folds of various geometries and orientations formed with...
Published: 10 November 2017
Figure 9. Examples of buckle folds of various geometries and orientations formed within a localized high-strain horizon above the Silurian–Devonian boundary (Lochkov Fm). The intense folding was facilitated by thinly bedded limestones alternating with calcareous shale interbeds. (a) Tight
Journal Article
Published: 01 March 1972
Bulletin of Canadian Petroleum Geology (1972) 20 (1): 104–174.
... . On the basis of graptolites, therefore, the Lochkov For- mation (Barrande's "f t bande") was reassigned to the Silurian. This interpretation (except for the uppermost part of the Lochkov Formation ) was adopted by Kettner and Kodym, who revised Barrandian stratigraph y (1919) and remapped this Early Paleozoic...
Journal Article
Published: 01 July 2008
Journal of Paleontology (2008) 82 (4): 657–675.
..., 1987 , pl. 1, fig. 3); calcareous. adaemona Vaněk , Vokáč, and Hörbinger , 1992; Koneprusia ( Koneprusia ); Lochkov Formation, upper layers (Lochkovian), Praha 5-Lochkov, cutting of the new road to Slivenec, Prague Basin, Bohemia, Czech Republic; Koneprusia ( Koneprusia ): Vaněk...
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Journal Article
Published: 01 September 2006
Journal of Paleontology (2006) 80 (5): 1026–1031.
... part of the succeeding Lower Devonian Lochkov Formation (U Topolů bed 14; Fig. 2 ) ( Chlupáč et al., 1972 ). In the Early Devonian, crinoidal limestones, calciturbidites, nodular, and also reefal types gained prevalence. Figure 1 —Outcrop of Silurian rocks in Bohemia, showing sample...
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Journal Article
Published: 01 July 2009
Journal of Paleontology (2009) 83 (4): 588–596.
... above), to confirm identifications as representatives of Orthotheca ; the range minimally is Lochkovian – Emsian (Lower Devonian); Europe and North America. This genus was proposed by Novák (1886) in a taxonomic work on the fauna of the Devonian Lochkov Formation, Lochkovian Stage ( = etage...
FIGURES
Journal Article
Published: 01 October 2020
Italian Journal of Geosciences (2020) 139 (3): 469–484.
... rests on top of the Rauchkofel Fm with a disconformable contact with the Kellerwand Fm reflecting the Lochkov-Prag event ( S uttner & K ido , 2015 ) ( Fig. 5A ). The oldest age of the Kellerwand Fm is documented to correspond to the sulcatus conodont Zone. Fig. 4 - Kellerwand and Seekopf...
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Journal Article
Journal: Palynology
Published: 08 April 2024
Palynology (2024) 48 (2): 2267642.
... whether the rare material of C. decipiens originates from the underlying Kopanina Formation or the Požáry Formation. Similarly, the rare A. inclyta could have come from the overlying Lochkov Formation (see Chlupáč 1994 ). The material from the Šárka and Požáry formations can be assigned...
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Journal Article
Published: 01 November 1971
Journal of the Geological Society (1971) 127 (6): 629–635.
... October I964) that the base of the Gedinnian be the 'Mono- graptus uniformis zone (approx. Pridoli efl2/Lochkov e7 boundary After initial opposition from Holland this proposal was accepted on 18 December 1964 . The following year Holland (i965a), while professing his personal preference for the Ludlow...
Journal Article
Published: 01 September 1965
Bulletin of Canadian Petroleum Geology (1965) 13 (3): 365–381.
... . A . reticularis n.ieczlaviersis are believed to be laterally equiv- alent to graptolite-bearing shales with forms indicative of the ilozogr a-ptu s un-iforn2is or M . praehercyn,icus zones of the lower Lochkov. Inasmuch a s this portion of the Loehkov immediately underlies beds with illouograplu s hcrcynicus...
Journal Article
Published: 01 June 2019
Italian Journal of Geosciences (2019) 138 (2): 153–170.
... by a transgression associated with the Lochkov-Prag event (= Basal Pragian Event of C hlupáč & K ukal , 1986, 1988). The age of the whole Seekopf Fm. spans from the late Pridoli (Lower Oulodus elegans detortus conodont Zone at the Rifugio Lambertenghi Fontana III section; C orradini & C orriga , 2010...
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Journal Article
Published: 01 August 1990
Journal of the Geological Society (1990) 147 (4): 663–674.
... and Unterdevon vom thuringischen Typ in Petroleum Geologists B lletin, 46, 30-45. ~- Sardinien and seine r gional geologische Bedeutung. Nova Acta Leopoldina, Neue Folge, 45, Nr 224, 263-299. - 1977. Das Silur/Lochkov-Profil im Frankenberger Zwischengebirge (Sachsen). Freiberger Forschungshefte, C, 326, 45-59...
Journal Article
Published: 14 September 2009
Geological Magazine (2010) 147 (2): 171–180.
... at 8 m above the base of the Lochkov Formation within the classic Barrandian sequence at Klonk, near Prague, Czech Republic, and at the base of the uniformis graptolite Biozone. A more recent borehole drilled across the boundary has documented further the graptolite and sedimentological data (Chlupàč...
Journal Article
Published: 04 November 2020
Bulletin de la Société Géologique de France (2020) 191 (1): 32.
.... 27 and 28; Perrier et al. , 2011 : pl. 1, fig. 2. Type locality. – Lochkov suburb of Prague, Czech Republic. Type horizon. – Požáry Formation, Pridoli Series, stratigraphical division e2 of Barrande, 1872 ( Kříž, 1992 ). Material. – Twelve valves from the outcrop at Kanda...
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Journal Article
Published: 10 November 2017
Geological Magazine (2019) 156 (3): 485–509.
...Figure 9. Examples of buckle folds of various geometries and orientations formed within a localized high-strain horizon above the Silurian–Devonian boundary (Lochkov Fm). The intense folding was facilitated by thinly bedded limestones alternating with calcareous shale interbeds. (a) Tight...
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Journal Article
Published: 06 October 2011
Geological Magazine (2012) 149 (3): 507–531.
... . ultimus at the Lochkov locality. Cr. intercostatus and C. hawlei form part of the distinct Denckmanites–Cromus trilobite Assemblage established by Chlupáč ( 1987 ). This assemblage is known only from a few sections near Lochkov village where it is restricted to a single thin bed. Šnajdr ( 1985...