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The study of the spatial and temporal distribution of fossil organisms, often interpolated with radiometric, geochemical, and paleoenvironmental information as a means of dating rock strata.


the examination of the ages of rock strata by using fossils


(ˌbaɪ oʊ strəˈtɪg rə fi)

a branch of geology dealing with the differentiation of sedimentary rock.
bi`o•strat`i•graph′ic (-ˌstræt ɪˈgræf ɪk) adj.
References in periodicals archive ?
It comprises over 1,300 new geochemical, biostratigraphic and sedimentological analyses of over 800 individual outcrop, well, corehole and seep samples collected from Jamaica.
With headquarters and a dedicated laboratory in Conwy and satellite offices in St Albans and Houston, USA, the company has 50 employees and specialises in the provision of high-resolution, quantitative reservoir scale studies and wellsite (real-time) biostratigraphic services.
A geologic and biostratigraphic framework for Miocene sediments near Khaur village, Northern Pakistan.
The Waagen's biostratigraphic subdivisions (1895) as modified by Kummel and Tei cherrt Team was adoped by all subsequent researchers.
The biostratigraphic dating of rocks and various geological--geochemical events is an important but also complicated task when dates received from different fossil groups are not in good harmony.
2010) also noted that "the scarce biostratigraphic control does not permit a precise chronostratigraphic assessment of the marine transgression ruling the start of the carbonate sedimentation in the investigated area.
There have been several biostratigraphic and taxonomic studies about this group of animals.
Biostratigraphic study of Miocene Ostracoda of Newjersey, Muryland and Virginia.
Using a combined biostratigraphic and facies argument, Olsen (1981) argued that the McKay Basalt and the Five Islands volcanics represent the same set of lava flows as the North Mountain Basalt, concurring with Liew.
Total 30 samples were collected from bottom to top at different levels as shown in Fig-2 and 30 thin sections were prepared from hard as well as loose samples for biostratigraphic studies.
The conference has gained a lot of interest over time as one of the premier forums in the region that brings together technological and up-to-date geological, geophysical, geochemical, biostratigraphic advances in the region.
The story begins with a sparring match during the early 1970s between Raup and Valentine on what the biostratigraphic occurrences of taxa were empirically telling us regarding the overall diversification of life.