Pridoli Epoch

Source: Wikipedia, the free encyclopedia.
423.0 ± 2.3 – 419.2 ± 3.2 Ma
Stratigraphic unitSeries
Time span formalityFormal
Lower boundary definitionFAD of the graptolite Monograptus parultimus
Lower boundary GSSPPožáry Section, Řeporyje District, Prague, Czech Republic
50°01′40″N 14°19′30″E / 50.0277°N 14.3249°E / 50.0277; 14.3249
Lower GSSP ratified1984[4][5]
Upper boundary definitionFAD of the graptolite Monograptus uniformis
Upper boundary GSSPKlonk, Prague, Czech Republic
49°51′18″N 13°47′31″E / 49.8550°N 13.7920°E / 49.8550; 13.7920
Upper GSSP ratified1972[6]

In the geologic timescale, the Přídolí Epoch (Czech pronunciation:

cadastral field area.[8]

The Šilalė Event, a negative carbon isotope excursion corresponding to an extinction event of conodonts, occurred during the early Pridoli.[9]