biostratigraphyn.
/ˌbʌɪə(ʊ)strəˈtɪɡrəfi/, U.S. /ˌbaɪoʊstrəˈtɪɡrəfi/ Geology.
A branch of stratigraphy that uses the presence of fossils in the dating and ordering of sequences of rock. Also: the biostratigraphic characteristics of a rock or type of fossil.
ΚΠ
1921 Nature 14 Apr. 215/2 Part of the memoir is a criticism of Wedekind's work on the principles and methods of biostratigraphy.
1948 Jrnl. Paleontol. 22 255/1 In my investigation of the biostratigraphy of the tintinnids, I have studied with particular attention the stratigraphic series that extends from the Upper Lias to the Barremian.
1967 Micropaleontology 13 122/1 The research work..brought new investigations in biostratigraphy.
1982 J. P. Kennett Marine Geol. iii. 87 Quantification in geology requires a single numerical time scale resulting from the integration of stage stratotype information, biostratigraphy, paleomagnetic stratigraphy, and radiometric dating.
2006 D. H. Erwin Extinction iii. 61 Rocks spanning the boundary elsewhere in the world are referred to this section through..the use of fossils in biostratigraphy.
This entry has been updated (OED Third Edition, November 2010; most recently modified version published online December 2021).
<
n.1921