1-20 OF 371 RESULTS FOR

Brigantian

Results shown limited to content with bounding coordinates.
Save search
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Journal Article

High-resolution definition and correlation of the Asbian–Brigantian boundary in northern England and the Scottish borders, using foraminiferal diversity and richness

Pedro Cózar, Ismael Coronado, Ian D. Somerville, Mark W. Hounslow
Published: 11 September 2023
Proceedings of the Yorkshire Geological Society (2023) 64 (3-4): pygs2023-003.
DOI: https://doi.org/10.1144/pygs2023-003
...Pedro Cózar; Ismael Coronado; Ian D. Somerville; Mark W. Hounslow Abstract Foraminiferal diversity and taxa richness from beds transitional between the Asbian and Brigantian substages (Middle Mississippian) show patterns of secular change which allow detailed inter-regional correlations...
FIGURES | View All (5)
PDF
Purchase
Add to Citation Manager
Journal Article

Miospores from the Brigantian stratotype section at Janny Wood, Cumbria

Duncan McLean, Bernard Owens, David J. Bodman, Finlay D. McLean
Published: 31 August 2018
Proceedings of the Yorkshire Geological Society (2018) 62 (2): 89–100.
DOI: https://doi.org/10.1144/pygs2017-004
...Duncan McLean; Bernard Owens; David J. Bodman; Finlay D. McLean Abstract Miospores from the clastic intervals between the Robinson Limestone and the Peghorn Limestone in the Brigantian (Mississippian) stratotype section at Janny Wood, Cumbria, are assigned to the Tripartites vetustus–Rotaspora...
FIGURES | View All (7)
PDF
Purchase
Add to Citation Manager
Journal Article

Echinoid remains preserved in a Derbyshire screwstone (Mississippian, Visean, Brigantian), UK

Stephen K. Donovan, David N. Lewis, Roderick W. Bouman
Published: 02 December 2014
Proceedings of the Yorkshire Geological Society (2014) 60 (2): 135–139.
DOI: https://doi.org/10.1144/pygs2014-353
.... Herein, we record echinoid radioles (spines) from the chert of a Derbyshire screwstone for the first time. These specimens come from the Monsal Dale Limestone Formation (Brigantian, Visean) of Bradford Dale, near Youlgrave, Derbyshire. Radioles are slender, smooth, rounded in section, straight...
FIGURES
PDF
Purchase
Add to Citation Manager
Journal Article

‘Screwstones’ from the Lower Carboniferous (Mississippian; Visean, Brigantian) at Bradford Dale, Youlgrave, Derbyshire, and a new species of Gilbertsocrinus Phillips (Echinodermata, Crinoidea)

S. K. Donovan
Published: 01 November 2006
Proceedings of the Yorkshire Geological Society (2006) 56 (2): 87–90.
DOI: https://doi.org/10.1144/pygs.56.2.87
... details of crinoid ossicles exquisitely. The thecae of Gilbertsocrinus occur only in the Tournaisian (Ivorian to Chadian) of the British Isles, yet their distinctive columnals range from Upper Devonian (Famennian) to Visean (Brigantian) in the same region. The youngest such columnals, rounded in outline...
FIGURES
PDF
Purchase
Add to Citation Manager
Journal Article

Foraminifera, calcareous algae and rugose corals in Brigantian (late Viséan) limestones in NE Ireland

P Cózar, H. E. A. Somerville, I. D. Somerville
Published: 01 November 2005
Proceedings of the Yorkshire Geological Society (2005) 55 (4): 287–300.
DOI: https://doi.org/10.1144/pygs.55.4.287
...P Cózar; H. E. A. Somerville; I. D. Somerville SUMMARY Upper Viséan rocks in the Kingscourt, Armagh and Cookstown areas of NE Ireland are dated using foraminifera, calcareous algae and rugose corals, and new positions are proposed for the Asbian/Brigantian and early/late Brigantian boundaries...
FIGURES | View All (9)
PDF
Purchase
Add to Citation Manager
Journal Article

Late Asbian to Brigantian (Mississippian) foraminifera from southeast Ireland: comparison with northern England assemblages

IAN D. SOMERVILLE, PEDRO CÓZAR
Published: 01 October 2005
Journal of Micropalaeontology (2005) 24 (2): 131–144.
DOI: https://doi.org/10.1144/jm.24.2.131
...IAN D. SOMERVILLE; PEDRO CÓZAR Abstract Foraminiferal assemblages from platform carbonates in the Carlow district (SE Ireland) are analysed. This platform contains a near-continuous succession of Upper Asbian to lower Upper Brigantian strata. Detailed sampling of several quarry and borehole...
FIGURES | View All (7)
PDF
Purchase
Add to Citation Manager
Journal Article

New algal and foraminiferal assemblages and evidence for recognition of the Asbian-Brigantian boundary in northern England

P. Cózar, I. D. Somerville
Published: 01 May 2004
Proceedings of the Yorkshire Geological Society (2004) 55 (1): 43–65.
DOI: https://doi.org/10.1144/pygs.55.1.43
...P. Cózar; I. D. Somerville SUMMARY A detailed micropalaeontological analysis (foraminifera and calcareous algae) has been made of the Brigantian Basal Stratotype section at Janny Wood in the Stainmore Trough, and sections in the Rookhope, Allenheads, Feizor and Back Scar boreholes on the Alston...
FIGURES | View All (15)
PDF
Purchase
Add to Citation Manager
Journal Article

The Early Carboniferous (Asbian-Brigantian) seasonal tropical climate of northern Britain

Howard J. Falcon-Lang
Journal: PALAIOS
Published: 01 April 1999
PALAIOS (1999) 14 (2): 116–126.
DOI: https://doi.org/10.2307/3515368
PDF
Purchase
Add to Citation Manager
Image
Substage duration (<span class="search-highlight">Brigantian</span>) – dealing with uncertainties. The <span class="search-highlight">Brigantian</span>...

Substage duration (Brigantian) – dealing with uncertainties. The Brigantian...

Published: 01 December 2009
Fig. 7. Substage duration (Brigantian) – dealing with uncertainties. The Brigantian (upper Windsor Group) was used as a test series before addressing the combined late Asbian–Brigantian succession. 7a) peak migration with increasing length of the tested time series; strong peaks labeled
Image
Selected foraminifers from the Holkerian to <span class="search-highlight">Brigantian</span>. Scale bar = 200 μ ...

Selected foraminifers from the Holkerian to Brigantian. Scale bar = 200 μ ...

Published: 10 December 2020
Fig. 5. Selected foraminifers from the Holkerian to Brigantian. Scale bar = 200 μ m. ( a ) Nodosarchaediscus rostratus (Bozorgnia), sample Pc3481, Holkerian, Port Eynon. ( b ) Eostaffella ? aff. ovesa Ganelina, sample Pc3482, Holkerian, Port Eynon. ( c ) Neoarchaediscus sp., primitive
Image
Mo&#x2F;total organic carbon (TOC) plots of euxinic samples from the <span class="search-highlight">Brigantian</span> ...

Mo/total organic carbon (TOC) plots of euxinic samples from the Brigantian ...

Published: 25 July 2023
Figure 16. Mo/total organic carbon (TOC) plots of euxinic samples from the Brigantian to early Pendleian in the Bowland Basin. The dashed lines depict the gradients from three modern euxinic basins ( Algeo and Lyons, 2006 ).
Image
Selected foraminifera, algae and problematica from the latest Asbian?–Briga...

Selected foraminifera, algae and problematica from the latest Asbian?–Briga...

Published: 01 May 2011
Fig. 10 Selected foraminifera, algae and problematica from the latest Asbian?–Brigantian–Pendleian (Birkdale Limestone to Four Fathom Limestone) of the Seal Sands Borehole. Scale bar = 100 microns. 1. Juvenile of the Archaediscus karreri group, 1847 m, Birkdale Limestone, latest Asbian?–early
Image
<span class="search-highlight">Brigantian</span> palaeogeography c. 328 Ma. Adapted from Cope et al. (1999) ...

Brigantian palaeogeography c. 328 Ma. Adapted from Cope et al. (1999) ...

Published: 20 September 2021
Fig. 1. Brigantian palaeogeography c. 328 Ma. Adapted from Cope et al. (1999) . (1) Location of Cefn Mawr Quarry.
Image
Distribution of Asbian to <span class="search-highlight">Brigantian</span> miospore biozones showing distribution...

Distribution of Asbian to Brigantian miospore biozones showing distribution...

Published: 20 September 2021
Fig. 15. Distribution of Asbian to Brigantian miospore biozones showing distribution of key miospore taxa (after Clayton et al. 1977 , 1978 ; McLean et al. 2005 , 2018 ; Ingrams et al. 2020 ). Stratigraphical ranges of taxa marker in red indicates those species identified
Image
Selected foraminifers from the Holkerian to the base of the <span class="search-highlight">Brigantian</span> from...

Selected foraminifers from the Holkerian to the base of the Brigantian from...

Published: 10 December 2020
Fig. 4. Selected foraminifers from the Holkerian to the base of the Brigantian from the Port Eynon section. Scale bar = 500 μ m. ( a ) ‘ Millerella' excavata Conil & Lys, sample Pc3481, Holkerian. ( b ) Vissarionovella llangollensis (Conil & Ramsbottom), sample Pc3482, Holkerian. ( c
Image
Selected foraminifers and alga from the early <span class="search-highlight">Brigantian</span> and Serpukhovian, ...

Selected foraminifers and alga from the early Brigantian and Serpukhovian, ...

Published: 10 December 2020
Fig. 7. Selected foraminifers and alga from the early Brigantian and Serpukhovian, Scale bar for Figs ( a , b , c , d , i ) = 500 μ m, for Figs ( f , g , h ) = 200 μ m, for Figs ( e , j ) = 1 mm. ( a ) Archaediscus karreri karreri Brady, sample Pc3425, early Brigantian lower Cf6δ
Image
Specimens of Zoophycos : 3a at outcrop in the <span class="search-highlight">Brigantian</span> Upper Bath-House ...

Specimens of Zoophycos : 3a at outcrop in the Brigantian Upper Bath-House ...

Published: 15 July 2020
Fig. 3. Specimens of Zoophycos : 3a at outcrop in the Brigantian Upper Bath-House Wood Limestone Member, Alston Formation, Bucket Rocks foreshore, Berwick-upon-Tweed, Northumberland [NU 00523 53224]. 13 cm pen for scale; 3b at outcrop in loose blocks of Brigantian Alston Formation, High Cup Gill
Image
Upper Asbian Magdalen Islands basalts and <span class="search-highlight">Brigantian</span> alkali basalts of cent...

Upper Asbian Magdalen Islands basalts and Brigantian alkali basalts of cent...

Published: 01 September 2019
Figure 15.  Upper Asbian Magdalen Islands basalts and Brigantian alkali basalts of central New Brunswick (squares; data from Jutras et al. 2018 ) on the Dy/Yb-versus-La/Yb diagram of Hunt et al. ( 2012 ), normalized to chondrite values from Sun and McDonough ( 1989 ). Symbols are as in figure 7 .
Image
Location of the <span class="search-highlight">Brigantian</span> stratotype section at Janny Wood in the River Ed...

Location of the Brigantian stratotype section at Janny Wood in the River Ed...

Published: 31 August 2018
Fig. 1. Location of the Brigantian stratotype section at Janny Wood in the River Eden, Cumbria. Inset shows position of the map within the British Isles.
Image
Stratigraphy of the <span class="search-highlight">Brigantian</span> stratotype section at Janny Wood, Cumbria (a...

Stratigraphy of the Brigantian stratotype section at Janny Wood, Cumbria (a...

Published: 31 August 2018
Fig. 2. Stratigraphy of the Brigantian stratotype section at Janny Wood, Cumbria (after Cossey & Adams 2004 ) showing chronostratigraphy, biostratigraphy, lithostratigraphy, lithologies and the distribution of palynological samples. For key to symbols see Figure 4 .