Priabonian
Final Eocene age (37.71–33.90 Ma), named for richly fossiliferous beds near Priabona, northern Italy.
Language and route: Italian village toponym through French scientific publication. Priabona, Veneto, northern Italy → historical scientific stage-name Priabonian. This is a geographical/eponymic formation, not a Greek life-comparison compound.
Literal gloss: of Priabona
The name and its history
Ernest Munier-Chalmas and Albert de Lapparent · 1893
- What does the word literally mean?
- of Priabona
- What did the original author mean?
- Munier-Chalmas and de Lapparent took the name from Priabona, where late Eocene strata were well developed and available for correlation.
- Why was the name needed?
- Older Eocene units did not consistently distinguish younger Mediterranean nummulitic and associated fossil assemblages before Oligocene beds.
- What evidence supported the original concept?
- Fossiliferous strata around Priabona and Alpine–Mediterranean correlations supplied their historical reference, not modern absolute dating.
- How has geology changed the concept?
- The global Priabonian base is now fixed at Alano di Piave in Italy, and its numerical calibration uses integrated fossil and radiometric records.
Further historical context
Munier-Chalmas and de Lapparent took the name from Priabona, where late Eocene strata were well developed and available for correlation.
Older Eocene units did not consistently distinguish younger Mediterranean nummulitic and associated fossil assemblages before Oligocene beds.
Fossiliferous strata around Priabona and Alpine–Mediterranean correlations supplied their historical reference, not modern absolute dating.
The global Priabonian base is now fixed at Alano di Piave in Italy, and its numerical calibration uses integrated fossil and radiometric records.
Editorial qualification
Museum reproduces the 1893 proposal; its local-language translation must not be mistaken for a verbatim English primary quotation.
Related names
Sources
- International Commission on Stratigraphy, International Chronostratigraphic Chart v2026/06 — Primary authority for present unit names, hierarchy and boundary ages, not first coinages
- Museo del Priaboniano, naming by Munier-Chalmas and de Lapparent in 1893 — Historical place and contemporary published proposal for Priabonian
- Speijer et al. (2020), The Paleogene Period, Geologic Time Scale 2020 — Specialist historical narratives, original regional definitions and modern GSSP revisions