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A new lower Cambrian eodiscoid trilobite fauna from Swedish Lapland and its implications for intercontinental correlation

Axheimer, Niklas LU ; Ahlberg, Per LU and Cederström, Peter (2007) In Geological Magazine 144(6). p.953-961
Abstract
A lower Cambrian eodiscoid trilobite fauna and an associated holmiid trilobite, Holmia

sp., are described from a bioclastic limestone at the top of the Tornetr¨ask Formation in the Luob´akti

section, south of Lake Tornetr¨ask, northern Sweden. Other associated polymerid trilobites include

Orodes? lapponica and Strenuaeva inflata. The precise age of the trilobite fauna cannot be determined,

but its generic composition and stratigraphical position at the top of the lower Cambrian suggest that it

was recovered from the Ornamentaspis? linnarssoni Assemblage Zone. Two species of eodiscoids are

present: Neocobboldia aff. dentata and Chelediscus acifer. The latter species is known previously... (More)
A lower Cambrian eodiscoid trilobite fauna and an associated holmiid trilobite, Holmia

sp., are described from a bioclastic limestone at the top of the Tornetr¨ask Formation in the Luob´akti

section, south of Lake Tornetr¨ask, northern Sweden. Other associated polymerid trilobites include

Orodes? lapponica and Strenuaeva inflata. The precise age of the trilobite fauna cannot be determined,

but its generic composition and stratigraphical position at the top of the lower Cambrian suggest that it

was recovered from the Ornamentaspis? linnarssoni Assemblage Zone. Two species of eodiscoids are

present: Neocobboldia aff. dentata and Chelediscus acifer. The latter species is known previously from

England and southeastern Newfoundland, and provides a novel link between upper lower Cambrian

successions in Baltica and Avalonia. (Less)
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organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Sweden, lower Cambrian, trilobites, eodiscoids, biostratigraphy, correlation
in
Geological Magazine
volume
144
issue
6
pages
953 - 961
publisher
Cambridge University Press
external identifiers
  • wos:000251576000004
  • scopus:35548992034
ISSN
0016-7568
DOI
10.1017/S0016756807003597
language
English
LU publication?
yes
id
95ee330f-2f55-4b88-94c8-5032915dc901 (old id 714359)
date added to LUP
2016-04-01 11:42:43
date last changed
2022-01-26 17:06:30
@article{95ee330f-2f55-4b88-94c8-5032915dc901,
  abstract     = {{A lower Cambrian eodiscoid trilobite fauna and an associated holmiid trilobite, Holmia<br/><br>
sp., are described from a bioclastic limestone at the top of the Tornetr¨ask Formation in the Luob´akti<br/><br>
section, south of Lake Tornetr¨ask, northern Sweden. Other associated polymerid trilobites include<br/><br>
Orodes? lapponica and Strenuaeva inflata. The precise age of the trilobite fauna cannot be determined,<br/><br>
but its generic composition and stratigraphical position at the top of the lower Cambrian suggest that it<br/><br>
was recovered from the Ornamentaspis? linnarssoni Assemblage Zone. Two species of eodiscoids are<br/><br>
present: Neocobboldia aff. dentata and Chelediscus acifer. The latter species is known previously from<br/><br>
England and southeastern Newfoundland, and provides a novel link between upper lower Cambrian<br/><br>
successions in Baltica and Avalonia.}},
  author       = {{Axheimer, Niklas and Ahlberg, Per and Cederström, Peter}},
  issn         = {{0016-7568}},
  keywords     = {{Sweden; lower Cambrian; trilobites; eodiscoids; biostratigraphy; correlation}},
  language     = {{eng}},
  number       = {{6}},
  pages        = {{953--961}},
  publisher    = {{Cambridge University Press}},
  series       = {{Geological Magazine}},
  title        = {{A new lower Cambrian eodiscoid trilobite fauna from Swedish Lapland and its implications for intercontinental correlation}},
  url          = {{http://dx.doi.org/10.1017/S0016756807003597}},
  doi          = {{10.1017/S0016756807003597}},
  volume       = {{144}},
  year         = {{2007}},
}