| Bulletin of geosciences | |
| Cambrian biostratigraphy in the PÅ™Ãbram-Jince Basin (Barrandian area, Czech Republic) | |
| Fatka O1  Szabad M1  | |
| 关键词: Paseky Shale; Jince Formation; PÅ™Ãbram-Jince Basin; Cambrian; biostratigraphy; | |
| DOI : | |
| 来源: Czech Geological Survey | |
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【 摘 要 】
Previouslypublishedbiostratigraphicalsubdivisionsofthe“middleâ€CambriansuccessionofthePÅ™Ãbram-JinceBasinintheBarrandianareaaresummarizedandamodifiedsubdivisionoftwelvebiozonesproposed.Nineofthebiozonesaredelimitedbythefirstappearanceoftheeponymousspecies;fiveoftheseareintervalzonesandfouraretaxon-rangezones.TheyoungeststratigraphicallevelsofthefossiliferoussequenceintheLitavkaRiverValley,whichlackanycharacteristictaxa,areassignedtooneassemblagezonethatissubdividedintotwolevelsdefinedbythepresenceoftwotrilobitesandtwolingulatebrachiopods.TheKodymirusvagans,HypagnostusparvifronsandDawsoniabohemicazones,andtheBarreninterzonebetweenParadoxides(Eccaparadoxides)pusillus-Paradoxides(Paradoxides)paradoxissimusgracilis,arenewlyestablished;theotherzonesareredefinedortheearlierdefinitionsretained.
【 授权许可】
Unknown
【 预 览 】
| Files | Size | Format | View |
|---|---|---|---|
| RO201912090783202ZK.pdf | 4243KB |
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