Plant remains from the Polish Triassic : present knowledge and future prospects

2014
journal article
article
39
dc.abstract.enThe Triassic plant macrofossils of Poland are very poorly known. There are few Triassic rock exposures here, they contain very few plant specimens, there is little scientific interest in the subject, and the rare plant remains found in drill cores are of low stratigraphical significance. The Lower Triassic macroflora is surprisingly poorer taxonomically than coeval European floras, and only single specimens have been found. The flora of the Middle Triassic is even poorer as a result of the Muschelkalk sea transgression. Only the Upper Triassic floras contain many specimens and taxa. The Upper Triassic macrofloras from Polish territory are well known since the early 19th century. Pioneering descriptions of these floras were given by Goeppert and Raciborski. From the Polish Triassic, the seed fern Lepidopteris ottonis (index species for the Rhaetian stage) and Neocalamites lehmannianus (sphenopsid species typical of almost all European Upper Triassic and Lower Jurassic floras) were described for the first time ever. In the 20th century only single specimens were described from outcrops and drill cores. Barbacka revised Lepidopteris ottonis specimens from old collections and described some new material. Palynological research on Triassic strata in Poland intensified from the 1970s on. That work has produced spore-pollen and megaspore zonations for Triassic strata in Poland, but the correlation of the dispersed spores and pollen grains with their parent plants is low. The Polish Triassic flora is comprised of ferns, lycopsids, sphenopsids, cycads, bennettitaleans, ginkgoaleans and conifers. This flora is taxonomically poorer than equally old and geographically close European floras. All available data about Polish Triassic plants fossils are critically summarised in this paper for the first time. The biostratigraphical and lithostratigraphical correlations of Polish Triassic floras with other European Triassic floras are outlined. New macrofloral assemblages for the Lower and Middle Triassic and macrofloral assemblage zones for the Upper Triassic are proposed for Poland. Recent new finds of taxonomically rich, abundant and well-preserved floras accompanying vertebrate remains in Silesia provide an opportunity for comprehensive research on Polish Triassic floras. This should improve our perception of their taxonomy and allow them to be described in evolutionary and palaeoecological contexts.pl
dc.affiliationWydział Biologii i Nauk o Ziemi : Instytut Botanikipl
dc.contributor.authorPacyna, Grzegorz - 200155 pl
dc.date.accessioned2015-06-29T10:50:58Z
dc.date.available2015-06-29T10:50:58Z
dc.date.issued2014pl
dc.date.openaccess0
dc.description.accesstimew momencie opublikowania
dc.description.number1pl
dc.description.physical3-33pl
dc.description.versionostateczna wersja wydawcy
dc.description.volume54pl
dc.identifier.doi10.2478/acpa-2014-0001pl
dc.identifier.eissn2082-0259pl
dc.identifier.issn0001-6594pl
dc.identifier.projectROD UJ / Ppl
dc.identifier.urihttp://ruj.uj.edu.pl/xmlui/handle/item/10608
dc.languageengpl
dc.language.containerengpl
dc.rightsUdzielam licencji. Uznanie autorstwa - Użycie niekomercyjne - Bez utworów zależnych 3.0*
dc.rights.licenceCC-BY-NC-ND
dc.rights.urihttp://creativecommons.org/licenses/by-nc-nd/3.0/legalcode*
dc.share.typeotwarte czasopismo
dc.subject.enfossil plantspl
dc.subject.enTriassicpl
dc.subject.enbiostratigraphypl
dc.subject.enKrasiejówpl
dc.subject.enLepidopteris zonepl
dc.subject.enPolandpl
dc.subtypeArticlepl
dc.titlePlant remains from the Polish Triassic : present knowledge and future prospectspl
dc.title.journalActa Palaeobotanicapl
dc.typeJournalArticlepl
dspace.entity.typePublication
dc.abstract.enpl
The Triassic plant macrofossils of Poland are very poorly known. There are few Triassic rock exposures here, they contain very few plant specimens, there is little scientific interest in the subject, and the rare plant remains found in drill cores are of low stratigraphical significance. The Lower Triassic macroflora is surprisingly poorer taxonomically than coeval European floras, and only single specimens have been found. The flora of the Middle Triassic is even poorer as a result of the Muschelkalk sea transgression. Only the Upper Triassic floras contain many specimens and taxa. The Upper Triassic macrofloras from Polish territory are well known since the early 19th century. Pioneering descriptions of these floras were given by Goeppert and Raciborski. From the Polish Triassic, the seed fern Lepidopteris ottonis (index species for the Rhaetian stage) and Neocalamites lehmannianus (sphenopsid species typical of almost all European Upper Triassic and Lower Jurassic floras) were described for the first time ever. In the 20th century only single specimens were described from outcrops and drill cores. Barbacka revised Lepidopteris ottonis specimens from old collections and described some new material. Palynological research on Triassic strata in Poland intensified from the 1970s on. That work has produced spore-pollen and megaspore zonations for Triassic strata in Poland, but the correlation of the dispersed spores and pollen grains with their parent plants is low. The Polish Triassic flora is comprised of ferns, lycopsids, sphenopsids, cycads, bennettitaleans, ginkgoaleans and conifers. This flora is taxonomically poorer than equally old and geographically close European floras. All available data about Polish Triassic plants fossils are critically summarised in this paper for the first time. The biostratigraphical and lithostratigraphical correlations of Polish Triassic floras with other European Triassic floras are outlined. New macrofloral assemblages for the Lower and Middle Triassic and macrofloral assemblage zones for the Upper Triassic are proposed for Poland. Recent new finds of taxonomically rich, abundant and well-preserved floras accompanying vertebrate remains in Silesia provide an opportunity for comprehensive research on Polish Triassic floras. This should improve our perception of their taxonomy and allow them to be described in evolutionary and palaeoecological contexts.
dc.affiliationpl
Wydział Biologii i Nauk o Ziemi : Instytut Botaniki
dc.contributor.authorpl
Pacyna, Grzegorz - 200155
dc.date.accessioned
2015-06-29T10:50:58Z
dc.date.available
2015-06-29T10:50:58Z
dc.date.issuedpl
2014
dc.date.openaccess
0
dc.description.accesstime
w momencie opublikowania
dc.description.numberpl
1
dc.description.physicalpl
3-33
dc.description.version
ostateczna wersja wydawcy
dc.description.volumepl
54
dc.identifier.doipl
10.2478/acpa-2014-0001
dc.identifier.eissnpl
2082-0259
dc.identifier.issnpl
0001-6594
dc.identifier.projectpl
ROD UJ / P
dc.identifier.uri
http://ruj.uj.edu.pl/xmlui/handle/item/10608
dc.languagepl
eng
dc.language.containerpl
eng
dc.rights*
Udzielam licencji. Uznanie autorstwa - Użycie niekomercyjne - Bez utworów zależnych 3.0
dc.rights.licence
CC-BY-NC-ND
dc.rights.uri*
http://creativecommons.org/licenses/by-nc-nd/3.0/legalcode
dc.share.type
otwarte czasopismo
dc.subject.enpl
fossil plants
dc.subject.enpl
Triassic
dc.subject.enpl
biostratigraphy
dc.subject.enpl
Krasiejów
dc.subject.enpl
Lepidopteris zone
dc.subject.enpl
Poland
dc.subtypepl
Article
dc.titlepl
Plant remains from the Polish Triassic : present knowledge and future prospects
dc.title.journalpl
Acta Palaeobotanica
dc.typepl
JournalArticle
dspace.entity.type
Publication
Affiliations

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