Gisbornian age/stage
General information Lower boundary: equal to 460.9 Ma (based on Sandbian) Upper boundary: equal to 456.1 Ma (see scale) Continent: Australia See collections within this interval See map of collections within this interval Key correlations Period: Ordovician Epoch: Late/Upper Ordovician Stage: early Late Ordovician 10 million year bin: Ordovician 4 Contained within Previous intervals Next interval | Shares base with Overlaps with Appears in scales |