ammonites

early Late Ordovician age/stage

General information
Lower boundary: equal to 460.9 Ma (based on Sandbian)
Upper boundary: equal to 455.8 Ma (based on Sandbian)
Continent: global
See collections within this interval
See map of collections within this interval
Key correlations
Period: Ordovician
Epoch: Late/Upper Ordovician
10 million year bin: Ordovician 4
Contained within
  • Viru
  • Llandeilo
  • Ordovician
  • Paleozoic
  • Phanerozoic
    • Previous intervals
  • Middle Ordovician
  • Llanvirn
  • Early/Lower Llandeilo
  • Late/Upper Llanvirn
  • Dobrotiva
  • Uhaku
  • Lasnamagi
  • Aseri
  • Whiterock
  • Darriwilian
  • Llandeilian
  • Abereiddian
  • Oretanian
  • Llanvirnian
  • Yangtzi
  • Guniu
  • Hulo
  • Zhejiangian
  • Aluoja
  • Chazyan
  • Marmor
    • Next intervals
  • Rawtheyan
  • Actonian
  • Marshbrookian
  • Rakvere
  • Streffordian
  • Cheneyan
  • Woolstonian
  • middle Late Ordovician
  • Katian
    • Equivalent to
  • Sandbian
    • Contains
  • Idavere, Keila, Letna
    • Shares base with
  • Aijiashan, Ashbyan, Aurelucian, Berounian, Black River, Blackriveran, Caradoc, Caradocian, Chatfieldian, Costonian, Dobrotivian, Edenian, Franklinian, Gisbornian, Haljala, Hanjiang, Kirkfieldian, Kukruse, Late/Upper Llandeilo, Late/Upper Ordovician, Liben, Middle Llandeilo, Neichiashanian, Rocklandian, Shermanian, Shikou, Trentonian, Turinian, Volfreyan, Wildernessian, Xiaoxita
    • Shares top with
  • Burrellian, Harnagian, Kirkfield, Longvillian, Rockland, Soudleyan, Vinice, Zahorany
    • Overlaps with
  • Eastonian (456.1 to 449.5 Ma)
  • Sherman (457.5 to 112.03 Ma)
  • Bohdalec (457.5 to 445.6 Ma)
  • Johvi (457.5 to 449.5 Ma)
  • Oandu (457.5 to 452.0 Ma)
  • Mohawkian (457.5 to 452.5 Ma)
  • Chazy (466.0 to 457.5 Ma)
  • Whiterockian (471.8 to 457.5 Ma)
    • Appears in scales
  • Bergström et al. Ordovician Stages of Webby et al. (2006)
  • Gradstein 7: Stages (2004)
  • Webby et al. Ordovician Stages (2004)

    • Interval name: