Belemnite battlefields
Mass accumulations of belemnite rostra (‘belemnite battlefields’) are common in Mesozoic sediments, and accumulations of belemnoids are also known from older rocks. Many Recent teuthid species suffer mortality immediately after spawning, and some authors have suggested that belemnite accumulations r...
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Format: | Article in Journal/Newspaper |
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Wiley
1993
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Online Access: | http://nora.nerc.ac.uk/id/eprint/517700/ https://doi.org/10.1111/j.1502-3931.1993.tb01513.x |
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ftnerc:oai:nora.nerc.ac.uk:517700 2023-05-15T13:49:34+02:00 Belemnite battlefields Doyle, Peter Macdonald, David I.M. 1993 http://nora.nerc.ac.uk/id/eprint/517700/ https://doi.org/10.1111/j.1502-3931.1993.tb01513.x unknown Wiley Doyle, Peter; Macdonald, David I.M. 1993 Belemnite battlefields. Lethaia, 26 (1). 65-80. https://doi.org/10.1111/j.1502-3931.1993.tb01513.x <https://doi.org/10.1111/j.1502-3931.1993.tb01513.x> Publication - Article PeerReviewed 1993 ftnerc https://doi.org/10.1111/j.1502-3931.1993.tb01513.x 2023-02-04T19:45:17Z Mass accumulations of belemnite rostra (‘belemnite battlefields’) are common in Mesozoic sediments, and accumulations of belemnoids are also known from older rocks. Many Recent teuthid species suffer mortality immediately after spawning, and some authors have suggested that belemnite accumulations record a similar phenomenon. Conversely, it is clear that many belemnite battlefields actually formed in an environment of net sediment loss, with current alignment and winnowing. A proposed model for the production of belemnite battlefields involves five possible pathways: post-spawning mortality, catastrophic mass mortality, predation concentration, stratigraphical condensation, and resedimentation. Although accumulations that have not been reworked are rare, it is possible to recognise the generating agents of belemnite accumulations through their intrinsic features. A genetic classification of belemnite battlefields, based on the identified pathways, is tested through field examples in Britain and Antarctica, as well as through published examples Article in Journal/Newspaper Antarc* Antarctica Natural Environment Research Council: NERC Open Research Archive Lethaia 26 1 65 80 |
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Open Polar |
collection |
Natural Environment Research Council: NERC Open Research Archive |
op_collection_id |
ftnerc |
language |
unknown |
description |
Mass accumulations of belemnite rostra (‘belemnite battlefields’) are common in Mesozoic sediments, and accumulations of belemnoids are also known from older rocks. Many Recent teuthid species suffer mortality immediately after spawning, and some authors have suggested that belemnite accumulations record a similar phenomenon. Conversely, it is clear that many belemnite battlefields actually formed in an environment of net sediment loss, with current alignment and winnowing. A proposed model for the production of belemnite battlefields involves five possible pathways: post-spawning mortality, catastrophic mass mortality, predation concentration, stratigraphical condensation, and resedimentation. Although accumulations that have not been reworked are rare, it is possible to recognise the generating agents of belemnite accumulations through their intrinsic features. A genetic classification of belemnite battlefields, based on the identified pathways, is tested through field examples in Britain and Antarctica, as well as through published examples |
format |
Article in Journal/Newspaper |
author |
Doyle, Peter Macdonald, David I.M. |
spellingShingle |
Doyle, Peter Macdonald, David I.M. Belemnite battlefields |
author_facet |
Doyle, Peter Macdonald, David I.M. |
author_sort |
Doyle, Peter |
title |
Belemnite battlefields |
title_short |
Belemnite battlefields |
title_full |
Belemnite battlefields |
title_fullStr |
Belemnite battlefields |
title_full_unstemmed |
Belemnite battlefields |
title_sort |
belemnite battlefields |
publisher |
Wiley |
publishDate |
1993 |
url |
http://nora.nerc.ac.uk/id/eprint/517700/ https://doi.org/10.1111/j.1502-3931.1993.tb01513.x |
genre |
Antarc* Antarctica |
genre_facet |
Antarc* Antarctica |
op_relation |
Doyle, Peter; Macdonald, David I.M. 1993 Belemnite battlefields. Lethaia, 26 (1). 65-80. https://doi.org/10.1111/j.1502-3931.1993.tb01513.x <https://doi.org/10.1111/j.1502-3931.1993.tb01513.x> |
op_doi |
https://doi.org/10.1111/j.1502-3931.1993.tb01513.x |
container_title |
Lethaia |
container_volume |
26 |
container_issue |
1 |
container_start_page |
65 |
op_container_end_page |
80 |
_version_ |
1766251684877565952 |