Lutetian

Lutetian
Chronology
Formerly part ofTertiary Period/System
Etymology
Name formalityFormal
Usage information
Celestial bodyEarth
Regional usageGlobal (ICS)
Time scale(s) usedICS Time Scale
Definition
Chronological unitAge
Stratigraphic unitStage
Time span formalityFormal
Lower boundary definitionFAD of the calcareous nannofossil Blackites inflatus
Lower boundary GSSPGorrondatxe section, Western Pyrenees, Basque Country, Spain
43°22′47″N 3°00′51″W / 43.3796°N 3.0143°W / 43.3796; -3.0143
Lower GSSP ratifiedApril 2011[3]
Upper boundary definitionNot formally defined
Upper boundary definition candidatesCalcareous nannofossil near LAD of the Haptophyte Reticulofenestra reticulata
Upper boundary GSSP candidate section(s)Contessa highway section, Gubbio, Central Apennines, Italy

The Lutetian is, in the geologic timescale, a stage or age in the Eocene.[4] It spans the time between 47.8 and 41.2 Ma. The Lutetian is preceded by the Ypresian and is followed by the Bartonian.[5] Together with the Bartonian it is sometimes referred to as the Middle Eocene Subepoch.

  1. ^ Zachos, J. C.; Kump, L. R. (2005). "Carbon cycle feedbacks and the initiation of Antarctic glaciation in the earliest Oligocene". Global and Planetary Change. 47 (1): 51–66. Bibcode:2005GPC....47...51Z. doi:10.1016/j.gloplacha.2005.01.001.
  2. ^ "International Chronostratigraphic Chart" (PDF). International Commission on Stratigraphy. September 2023. Retrieved December 16, 2024.
  3. ^ Molina, Eustoquio; Alegret, Laia; Apellaniz, Estibaliz; Bernaola, Gilen; Caballero, Fernando; Jaume Dinarès-Turell; Hardenbol, Jan; Claus Heilmann-Clausen; Juan C. Larrasoana; Hanspeter Luterbacher; Simonetta Monechi; Silvia Ortiz; Xabier Orue-Etxebarria; Aitor Payros; Victoriano Pujalte; Francisco J. Rodríguez-Tobar; Flavia Tori; Josep Tosquella; Alfred Uchman (2011). "The Global Stratotype Section and Point (GSSP) for the base of the Lutetian Stage at the Gorrondatxe section, Spain" (PDF). Episodes. 34 (2): 86–108. doi:10.18814/epiiugs/2011/v34i2/006.
  4. ^ Established by D.G. Jenkins and H. Luterbacher, "Paleogene stages and their boundaries (introductory remarks)" in Neues Jarhbuch fur Geologie und Paläontologie 1992.
  5. ^ Gradstein, F.M.; Ogg, J.G. & Smith, A.G. (2004): A Geologic Time Scale 2004, Cambridge University Press.

Lutetian

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